Events

Find information on upcoming invasive species events, such as Forum Meetings, National Invasive Species Week agendas and invasive species training events.

Congresses

Index of Symposiums:
 
2016: 43rd Annual Research Symposium on the Management of Biological Invasions
2014: 42nd Annual Symposium on the Management of Invasive Alien Plants
2013: 41st Symposium on Management of Alien Invasive Plants
 
43rd Annual Research Symposium on the Management of Biological Invasions
The 43rd Annual Research Symposium on the Management of Biological Invasions in South Africa will be taking place at Goudini Spar near Worcester in the Western Cape, from 18-20 May, 2016. 

Programme

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Alternatively, should you require a PDF Version of the Programme, you can find it below.

Wednesday Afternoon - 18 May, 2016

Agenda 1

Thursday Morning - 19 May, 2016

 Agenda 2

Thursday Afternoon - 19 May, 2016

 Agenda 3

Friday Morning - 20 May, 2016

 Agenda 4

Abstracts

Scientific Assessments: matching the approach to the problem
Robert J. Scholes, GCSRI, University of the Witswatersrand, Johannesburg

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A National Status Report on Biological Invasions in South Africa: what do we need to do and what should we do?
John R. WILSON1,2, Mirijam Gaertner2,3, David M. Richardson2, Sebataolo Rahlao1 and Brian W. van Wilgen2
1South African National Biodiversity Institute, Kirstenbosch Research Centre, Cape Town, South Africa
2Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Matieland, 7602, South Africa
3Green Jobs Unit, Environmental Resource Management Department, City of Cape Town, Westlake Conservation Office, Ou Kaapse Weg, Cape Town

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A new assessment of the costs required to bring invasive alien plants under control in the protected area network of the Cape Floristic Region
Brian W. van Wilgen1, Jennifer M. FILL1, Johan A. Baard2, Chad Cheney3, Aurelia T. Forsyth4, Tineke Kraaij5
1Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Private Bag x1, Matieland, 7602, South Africa
2South African National Parks, Garden Route Scientific Services, P.O. Box 3542, Knysna, 6570, South Africa
3South African National Parks, Table Mountain National Park, P.O. Box 37, Constantia 7848, South Africa
4CapeNature, Scientific Services, Private Bag X5014, Stellenbosch, 7599, South Africa
5Nelson Mandela Metropolitan University, School of Natural Resource Management-Nature Conservation, Private Bag X6531, George, 6530, South Africa 

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Assessing the effectiveness of invasive alien plant management in a large fynbos protected area
Tineke Kraaij1, Johan A. Baard2, Diba R. Rikhotso2, Nicholas Cole3, Brian W. van Wilgen4
1 Nelson Mandela Metropolitan University, School of Natural Resource Management – Nature Conservation, Private Bag X6531, George, 6530
2 South African National Parks, Garden Route Scientific Services, P.O. Box 3542, Knysna, 6570
3 South African National Parks, Biodiversity Special Projects, Private Bag X6531, George, 6530, South Africa
4 Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Private Bag X1, Matieland, 7602 

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Status of invasion on sub-Antarctic Marion and Prince Edward Islands
Michelle GREVE, Rabia Mathakutha, Christien Steyn1
1Department of Integrated Plant and Soil Sciences, University of Pretoria, Private Bag X20, Hatfield, 0028, South Africa.

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Marine bioinvasions in South Africa – status and states of knowledge
Charles L. GRIFFITHS1, Tamara B.Robinson2
1Centre for Invasion Biology, Department of Biological Sciences, University of Cape Town, Rondebosch 7701
2Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Matieland, 7602

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Invasions within South Africa’s Marine Protected Areas network
Tamara B. ROBINSON1, Ben Brooker2, Coleen L Moloney2
1Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Matieland, 7602
2Department of Biological Sciences, University of Cape Town, Rondebosch 7701

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Controlling Carcinus maenas in Hout Bay harbour: the first attempted extirpation of a marine invasive species in Africa
Clova A. MABIN1,2, John R. Wilson1,3, Johannes J. Le Roux1, Kerry J. Sink2,Tamara B. Robinson1
1Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Matieland 7602, South Africa
2Marine Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre, P/Bag X7, Claremont 7735, Cape Town, South Africa
3Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre, P/Bag X7, Claremont 7735, Cape Town, South Africa

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Freshwater crayfish invasions in South Africa
Ana L. NUNES1, 2, 3, Tsungai A. Zengeya4, G. John Measey1, Olaf L.F. Weyl2
1Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University
2Centre for Invasion Biology, South African Institute for Aquatic Biodiversity, Grahamstown
3Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre
4South African National Biodiversity Institute, Pretoria National Botanical Gardens

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Does phenotypic plasticity influence the thermal physiology of Eccritotarsus catarinensis?
Tamzin GRIFFITH1, Iain D. Paterson1, Julie A. Coetzee2
1Biological Control Research Group, Department of Zoology & Entomology, Rhodes University, Grahamstown, 6140 South Africa
2Department of Botany, Rhodes University, Grahamstown, 6140 South Africa

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Interactions between two biological control agents of Eichhornia crassipes (Mart.) Solms-Laub (Pontederiaceae), the weevil Neochetina eichhornia Hustache (Coleoptera: Curculionidae) and the plant hopper Megamelus scutellaris Berg (Hemiptera: Delphacidae)
Nomvume PETELA1, Julie A. Coetzee1, Steve Compton2
1Biological Control Research Group, Department of Zoology and Entomology, Rhodes University, Grahamstown
2School of Biology, University of Leeds, Leeds, LS16JT,UK

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The contribution of biocontrol of aquatic weeds to water and biodiversity 
Martin P. Hill1 and Julie A. Coetzee2
1Biological Control Research Group, Department of Zoology and Entomology, Rhodes University, P.O. Box 94, Grahamstown, 6140, South Africa
2Biological Control Research Group, Department of Botany, Rhodes University, P.O. Box 94, Grahamstown, 6140, South Africa

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The functional response of aquatic plant invaders
Philip S.R. Weyl1, Mhairi E. Alexander2, Julie A. Coetzee3, Jaclyn M. HILL1
1Department of Zoology & Entomology, Rhodes University, Grahamstown, SA
2School of Science & Sport, University of West Scotland, Scotland
3Department of Botany, Rhodes University, Grahamstown, SA

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Alien fishes: Do we know enough for effective management?
Olaf L.F. Weyl1, Bruce R Ellender1, Ryan J Wasserman1, Sean Marr1, Philip Ivey4, Darragh J. Woodford2, Mhairi E. Alexander3, Tsungai A. Zengeya4, Martine Jordaan5, N Dean Impson5
1Center for Invasion Biology, South African Institute for Aquatic Biodiversity
2Center for Invasion Biology, University of the Witwatersrand
3University of the West of Scotland
4South African National Biodiversity Institute, Pretoria National Botanical Gardens
5CapeNature

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Biological invasions in South Africa’s National Parks
Llewellyn C. FOXCROFT1,2, Nicola van Wilgen3, Chad Cheney4, Brian W. van Wilgen2, Johan A. Baard5, Nicholas Cole6.
1Conservation Services, Skukuza, South African National Parks
2Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University
3Scientific Services, Cape Research Centre, South African National Parks
4Planning Department, Table Mountain National Park, South African National Parks
5Conservation Services, Knysna, South African National Parks
6Biodiversity Social Projects, George, South African National Parks 

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What does it take for municipalities to become compliant with the regulations on biological invasions? Lessons from the City of Cape Town
Mirijam Gaertner1,2, Ulrike M. Irlich1,2, Luke Potgieter2 and Louise Stafford1
1Green Jobs Unit (GJU), Environmental Resource Management Department (ERMD), City of Cape Town, Westlake Conservation Office, Ou Kaapse Weg, Cape Town
2Centre for Invasion Biology (CIB), Department of Botany & Zoology, Stellenbosch University, Private Bag X1, Matieland 7602, South Africa

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Cities as hotspots for invasions: The case of the eThekwini municipality 
Ashlyn L. PADAYACHEE1, 2, Serban Proches1, Mathieu Rouget3, John R. Wilson2, 4
1School of Agriculture, Earth and Environmental, Discipline of Geography, University of KwaZulu-Natal, Westville Campus, Durban 4000, South Africa
2Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre
3School of Agriculture, Earth and Environmental, Centre for Invasion Biology, University of KwaZulu-Natal, Private Bag X1, Scottsville 3209, South Africa
4Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University

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Where are the invaders hiding? Insights on the compilation of species and occurrence data for alien plants in small urban areas: Examples from Riebeek Kasteel, Western Cape, South Africa
Phil McLEAN1,2, David M. Richardson1, John R. Wilson1,2, Mirijam Gaertner1,3
1DST-NRF Centre of Excellence for Invasion Biology, Department of Botany & Zoology, Stellenbosch University, Private Bag X1, Matieland 7602, South Africa
2Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch National Botanical Gardens, Private Bag X7, Claremont 7735, South Africa
3Invasive Species Unit (ISU), Environmental Resource Management Department (ERMD), Westlake Conservation Office, Ou Kaapse Weg, Postal address: Invasive Species Unit, Postnet Suite 80, Private Bag X26Tokai, 7966

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The Durban Invasives Website: tracking and control of selected invasive alien plants, in an urban context
Errol DOUWES1,2, Reshnee Lalla3, Carla Petersen1, Bheka Nxele1
1Environmental Planning and Climate Protection Department, eThekwini Municipality, 166 K.E Masinga Road, Durban, 4001
2School of Agricultural, Earth and Environmental Sciences, University of KwaZulu-Natal, Scottsville 3209, South Africa
3Invasive Species Programme, South African National Biodiversity Institute, 7 Linden Road, Berea, Durban, 4007

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Invasive species research funding futures—bright or bleak?
Philip IVEY1, David M. Richardson2, Jane Turpie3, Brian van Wilgen2
1Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre
2Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University
3Environmental-Economics Policy Research Unit, School of Economics, University of Cape Town
4Anchor Environmental Consulting, South Africa

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Biological control as a management tool for suppression of terrestrial invasive alien plants in South Africa
Costas Zachariades1,2, Iain D. Paterson3, Lorraine W. Strathie1, Brian W. van Wilgen4
1ARC-Plant Protection Research, Private Bag X6006, Hilton 3245, South Africa
2School of Life Sciences, University of KwaZulu-Natal, Private Bag X01, Scottsville 3209, South Africa
3Department of Zoology and Entomology, Rhodes University, PO Box 94, Grahamstown 6140, South Africa
4Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Private Bag X1, Matieland 7602, South Africa

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Towards understanding field performance of introduced insect agents on Parthenium hysterophorus in South Africa
Lorraine W. STRATHIE, Frank Chidawanyika, Sakhi Sambo, Milly Gareeb
Agricultural Research Council – Plant Protection Research Institute, Private Bag X6006, Hilton 3245, South Africa

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Interactions between two biological control agents of Pereskia aculeate
Zezethu MNQETA1, Iain D. Paterson1, Steve Compton1,2
1Biological Control Research Group, Department of Zoology & Entomology, Rhodes University, Grahamstown, 6140 South Africa
2School of Biology, University of Leeds, LS29JT, UK

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The Pereskia stem-wilter, Catorhintha schaffneri (Coreidae), a new biological control agent for Pereskia aculeata (Cactaceae). Eighteen months since release, where are we now?
Pippa MUSKETT, Iain D. Paterson
Biological Control Research Group, Department of Zoology & Entomology, Rhodes University, Grahamstown

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A new candidate biological control agent for the control of Pereskia aculeata Miller (Cactaceae) in South Africa
Lumka A. MDODANA1, Iain D. Paterson1, Steve Compton1,2
1Biological Control Research Group, Department of Zoology & Entomology, Rhodes University, Grahamstown, 6140 South Africa
2School of Biology, University of Leeds, LS29JT, UK

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Assessing the distribution, invasion status and management of Epipremnum aureum in South Africa
Desika MOODLEY1,2,3, Serban Proches1, John R. Wilson2,3
1School of Agriculture, Earth and Environmental Sciences, University of KwaZulu-Natal, Westville Campus, Private Bag X54001, Durban 4000, South Africa
2Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre, P/Bag X7, Claremont 7735, Cape Town, South Africa
3Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Matieland 7602, South Africa

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From global to local and back in support of invasion management
Melodie A. McGeoch1,2
1School of Biological Sciences, Monash University, Clayton 3800, VIC, Australia
2DST-NRF Centre for Invasion Biology

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The balance of trade — the contribution of Africa to biological invasions in South Africa and vice versa
Katelyn T. FAULKNER1, 2, Brett P. Hurley3, 4, Mark P. Robertson2, Mathieu Rouget5John R. Wilson1, 6
1Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre, Private Bag X7, Claremont, 7735, South Africa.
2Centre for Invasion Biology, Department of Zoology and Entomology, University of Pretoria, Hatfield, 0028, South Africa
3Forestry and Agricultural Biotechnology Institute (FABI), University of Pretoria, Hatfield, 0028, South Africa
4Department of Zoology and Entomology, University of Pretoria, Hatfield, 0028, South Africa
5Centre for Invasion Biology, School of Agricultural, Earth and Environmental Sciences, University of KwaZulu-Natal, Private Bag X01, Scottsville, 3209, South Africa
6Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Private Bag X1, Matieland, 7602, South Africa

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A Framework for Monitoring the Status of Biological Invasions in South Africa 
Sebataolo Rahlao1, Llewellyn C. Foxcroft2,3, Andrew Skowno4
1 Invasives Monitoring and Reporting, South African National Biodiversity Institute, Kirstenbosch Research Centre, Claremont 7735, South Africa; *presenter
2Conservation Services, South African National Parks, Private Bag X402, Skukuza 1350, South Africa
3Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Private Bag X1, Matieland 7604
4Biodiversity Assessments and Monitoring, South African National Biodiversity Institute, Kirstenbosch Research Centre, Claremont 7735, South Africa

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A review of the current legal status and management options for invasive fishes in South Africa
Darragh J. WOODFORD1, Philip Ivey2, Olaf L.F. Weyl3, Martine Jordaan4, Tsungai A. Zengeya5
1University of the Witwatersrand, Johannesburg
2Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch
3South African Institute for Aquatic Biodiversity, Rhodes University, Grahamstown
4CapeNature
5South African National Biodiversity Institute, Pretoria National Botanical Gardens

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History, status, and effectiveness of species-based management in South Africa
Haylee KAPLAN1, Jorge Renteria1,2, Philip Ivey1, Brian W. van Wilgen3, John R. Wilson1,3
1Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre, Cape Town
2 Department of Biological Sciences, University of KwaZulu Natal, Pietermaritzburg
3 Centre for Invasion Biology, Stellenbosch University, Stellenbosch

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Grasses as invasive plants in South Africa revisited: patterns, pathways and management
Vernon VISSER1,2,3,4, Kim Canavan5, Susan Canavan3,4, Lyn Fish6, Philip Ivey4Sabrina Kumschick3, David C. Le Maitre7, Ingrid Nänni4, Tim O'Connor8, Sebataolo Rahlao4, David M. Richardson3, John R. Wilson3,4
1SEEC - Statistics in Ecology, Environment and Conservation, Department of Statistical Sciences, University of Cape Town, Rondebosch 7701, South Africa
2African Climate and Development Initiative, University of Cape Town
3Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University
4South African National Biodiversity Institute, Kirstenbosch Research Centre
5Department of Zoology and Entomology, Rhodes University, P.O. Box 94, Grahamstown
6National Herbarium, Pretoria, South African National Biodiversity Institute, Pretoria
7Centre for Invasion Biology, CSIR Natural Resources and the Environment, Stellenbosch
8SAEON, PO Box 2600, Pretoria 0001, South Africa

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The potential of a pre-introductory survey on Arundo donax (L.) to guide a biological control program in South Africa
Kim CANAVAN, Iain D. Paterson, Martin P. Hill
Biological Control Research Group, Department of Zoology & Entomology, Rhodes University, Grahamstown 6140, South Africa

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Climatic suitability of South Africa for giant reed, Arundo donax (Poaceae) and a candidate biological control agent, the rhizome- and stem-feeding scale insect, Rhizaspidiotus donacis (Hemiptera: Diaspididae)
Sasha-Ann PILLAY1, Angela Bownes1, 2, Terence Olckers1
1School of Life Sciences, University of KwaZulu-Natal, Scottsville 3209, South Africa
2Agricultural Research Council-Plant Protection Institute (ARC-PPRI), Private Bag X6006, Hilton 3245, South Africa

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Status report on alien bamboos: The emergence of temperate woody species.
Susan CANAVAN1,2, John R. Wilson1,2, David M. Richardson1, Johannes J. Le Roux1
1Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Matieland 7602, South Africa
2Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre, Private Bag X7, Claremont 7735, South Africa

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An assessment of the taxonomic underpinning of the NEM:BA A&IS Regulations
Pieter J.D. Winter1, Michael Cheek2, Thulisile Jaca3, James S. Boatwright4Ronell R. Klopper3, Marianne le Roux3
1Compton Herbarium, South African National Biodiversity Institute (SANBI)
2Kwazulu-Natal Herbarium, SANBI
3National Herbarium, SANBI
4Dept of Biology, University of the Western Cape

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Impacts of alien vegetation on animal diversity in South Africa: a synthesis
Susana Clusella-Trullas1, Raquel A. Garcia1
1Centre for Invasion Biology, Dept Botany and Zoology, Stellenbosch University, Private Bag X1, Matieland 7602, South Africa

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Legume-rhizobium symbiotic promiscuity does not determine plant invasiveness.
Jan-Hendrik KEET1, Cang Hui 2,3, Allan G. Ellis1, Johannes J. Le Roux1,2
1Department of Botany and Zoology, Stellenbosch University, Matieland 7602, South Africa
2Centre for Invasion Biology, Department of Mathematical Sciences , Stellenbosch University, Matieland 7602, South Africa
3Mathematical and Physical Biosciences, African Institute for Mathematical Sciences, Cape Town 7945, South Africa

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Research on Harmonia axyridis in South Africa: knowns, unknowns and flags
Ingrid A. MINNAAR1, Cang Hui2,3, Susana Clusella-Trullas1
1Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University
2Centre for Invasion Biology, Department of Mathematical Sciences , Stellenbosch University, Matieland 7602, South Africa
3Mathematical and Physical Biosciences, African Institute for Mathematical Sciences, Cape Town 7945, South Africa

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Fungi and invasions in South Africa
Alan R. Wood
ARC-Plant Protection Research Institute, PO Box X5017, Stellenbosch, 7599

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Invasive tree pathogens and pests in South Africa: can we stem the 
Jolanda Roux, Michael J. Wingfield
Department of Plant Science, Forestry and Agricultural Biotechnology Institute (FABI), University of Pretoria, Pretoria, South Africa

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Investigating the ecological recovery and the restoration of aquatic ecosystem integrity post successful biological control of alien aquatic weeds
Samuel N. MOTITSOE, Jaclyn M. Hill, Martin P. Hill, Julie A. Coetzee
Biological Control Research Group, Department of Zoology and Entomology, Rhodes University, Grahamstown, South Africa

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Invasive alien plants and water resources in South Africa: advances in understanding and predictive ability since 2004 and research challenges
David C. Le Maitre1,2, Mark B Gush1,Sebinasi Dzikiti1
1Natural Resources and the Environment, CSIR, Stellenbosch
2Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University 

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The role of molecular ecology in an invaded South Africa and its importance for biocontrol using Tamarix as a case study
Samalesu G. MAYONDE1, Glynis V. Cron1, Kelsey Glennon1, Marcus J. Byrne1,2
1School of Animal Plant and Environmental Sciences, University of the Witwatersrand, Private Bag X3
2Centre for Invasion Biology

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The extent of the alien Tamarix invasion in South Africa 
Solomon W. NEWETE1, Samalesu G. Mayonde1, Marcus J. Byrne1,2
1School of Animal, Plant and Environmental Sciences, University of the Witwatersrand
2Centre for Invasion Biology, School of AP&ES, University of the Witwatersrand

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Progress on the potential biological control programme for invasive Tamarix in in South Africa
Danica MARLIN1, Etienne Smit1, Marcus J. Byrne1,2
1School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, Johannesburg, South Africa
2Centre for Invasion Biology, School of AP&ES, University of the Witwatersrand, Johannesburg, South Africa

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Australian Acacia species in South Africa: an assessment of the current status of recorded introductions
Nkoliso MAGONA1,2, David M. Richardson2, John R. Wilson1,2
1Invasive Species Programme, South African National Biodiversity Institute
2Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University

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Chemical ecology of cryptic species of Eccritotarsus catarinensis (Carvalho) (Hemiptera: Miridae), biological control agents of water hyacinth (Eichhornia crassipes)
Sandiso MNGUNI, Unathi L.P. Heshula, Iain D. Paterson, Julie A. Coetzee
Biological Control Research Group, Department of Zoology & Entomology, Rhodes University, Grahamstown

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Invasive amphibians in South Africa
G. John MEASEY1, Giovanni Vimercati1, Sarah J. Davies1
1Centre for Invasion Biology, Department of Botany & Zoology, Stellenbosch University, Stellenbosch, South Africa

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National Invasive Alien Plant Survey
Ian J.D.F. Kotzé¹, B. Hein Beukes¹,Terry S. Newby¹, Elna C. Van den Berg¹
¹ARC-Institute for Soil, Climate and Water, Private Bag X5017, Stellenbosch, 7599, South Africa *

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Invasive, naturalized and casual alien plants in southern Africa: an update from the Southern African Plant Invaders Atlas (SAPIA)
Lesley Henderson
Agricultural Research Council (ARC) - Plant Protection Research Institute (PPRI), Pretoria. 

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Promise and challenges of risk assessment as an approach for preventing the arrival of invasive species
Reuben P. Keller1
1Institute of Environmental Sustainability, Loyola University Chicago. 1032 W. Sheridan Rd., Chicago, IL 60660. , (+1)(773)508-2952

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Understanding invasions and pest risks in agriculture: Current research status on invasive fruit flies (Diptera: Tephritidae) and new directions for management and intervention planning in South Africa
Minette Karsten1, Madeleine G. Barton2, Pia Addison2, Matthew F. Addison2John S. Terblanche1
1Centre for Invasion Biology, Department of Conservation Ecology and Entomology, Stellenbosch University, Private Bag X1, Matieland 7602, South Africa.
2Department of Conservation Ecology and Entomology, Stellenbosch University, Private Bag X1, Matieland 7602, South Africa.

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Management of conflict invasive species in South Africa: Challenges and trade-offs
Tsungai A. Zengeya1, Philip Ivey1, Darragh J. Woodford2, Olaf L.F. Weyl3, David M. Richardson4, Brian W. van Wilgen4
1South African National Biodiversity Institute, Pretoria National Botanical Gardens
2Animal, Plant and Environmental Sciences, University of the Witwatersrand, Private Bag 3, Wits, 2050, South Africa
3Centre for Invasion Biology & South African Institute for Aquatic Biodiversity (SAIAB), Private Bag 1015, Grahamstown, 6140, South Africa
4Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Matieland 7602, South Africa

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The potential economic implications of Robinia pseudoacacia L. (Black locust) on agricultural production in South Africa
Grant D. MARTIN, Luke Humphrey, Gavin Fraser
Biological Control Research Group, Department of Zoology and Entomology, Rhodes University, Grahamstown

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A national strategic framework for the management of the family Cactaceae in South Africa
Haylee Kaplan1, Hildegard Klein2, John R. Wilson1,3, Lesley Henderson2Helmuth Zimmerman4, Philip Ivey1, David M. Richardson3, Phetole Manyama1Brian W. van Wilgen3, Ana NOVOA1,3
1Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre, Claremont, South Africa;
2Agricultural Research Council – Plant Protection Research Institute;
3Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University;
4Helmuth Zimmermann & Associates (Central), Pretoria, South Africa

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The development of lists of regulated alien taxa in South Africa
Moleseng C. Moshobane1,2, Sabrina Kumschick2, Ingrid Nänni1, John R. Wilson1,2
1Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre, Cape Town, South Africa
2Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Matieland 7602, South Africa

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Trends in demands of listed invasive species in South Africa
Livhuwani R. NNZERU1, Moleseng C. Moshobane2,3, Khathutshelo Nelukalo1
1Biosecurity directorate, Department of Environmental Affairs, Cape Town, South Africa
2Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre, Cape Town, South Africa
3Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Matieland 7602, South Africa

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Exacerbation of photosynthetic damage through increased heat–light stress resulting from Gargaphia decoris sap-feeding
Blair COWIE, Marcus J. Byrne, Ed Witkowski, Nic Venter
School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, Johannesburg, South Africa

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The potential of Hydrellia egeriae sp. nov. (Diptera: Ephydridae) as a biological control agent for the submerged aquatic weed, Egeria densa Planch. in South Africa 
Rosali Smith, Julie A. Coetzee, Rosie Mangan
Biological Control Research Group, Department of Zoology & Entomology, Rhodes University, Grahamstown

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The effects of water stress on the efficacy of the biological control programme against Myriophyllum aquaticum
Chad Keates, Philip S.R. WEYL, Martin P. Hill
Biological Control Research Group, Department of Zoology and Entomology, Rhodes University, Grahamstown

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How the distributions of the major invasive alien bird species have changed in South Africa over two decades
Les G. UNDERHILL, Michael Brooks
Animal Demography Unit, Department of Biological Sciences, University of Cape Town, Rondebosch 7701, South Africa

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Composition, origins and distribution of the alien fauna of South Africa
Michael PICKER1, Charles L. Griffiths2
1Department of Biological Sciences, University of Cape Town, Rondebosch 7700, Cape Town, South Africa
2Centre of Excellence for Invasion Biology, Department of Biological Sciences, University of Cape Town, Rondebosch 7700, Cape Town, South Africa

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Evaluating the invasion risk of mammals listed under Cat 1a on NEMBA
M. Timia SANCHEZ ALCOCER1,2, Colleen T. Downs2, Sabrina Kumschick1,3
1Invasive Species Programme, South African National Biodiversity Institute
2School of Life Sciences, University of KwaZulu-Natal, Pietermaritzburg
3Centre for Invasion Biology, Stellenbosch University, Stellenbosch

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Shade or shun? Effects of plant invasions on native ectotherms under a warming climate
Raquel A. GARCIA, Susana Clusella-Trullas
Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University, Matieland 7602, South Africa

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Invertebrate diversity in response to the removal of alien invasive plants in the Luvuvhu river catchment: indications of recovery
Stefan H. FOORD, Rifilwe V. Modiba
Centre for Invasion Biology, Department of Zoology, University of Venda, Thohoyandou, 0950

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Plant attributes contribute to the invasive Tecoma stans L. (Bignoniaceae) in South Africa
Lulama G. Madire
Plant Protection Research, Agricultural Research Council, Private Bag X134, Queenswood, Pretoria, 0121

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What are the factors that influence successful biological control of Cereus jamacaru De Candolle (Cactaceae) in South Africa?
Guy F. SUTTON, Iain D. Paterson
Biological Control Research Group, Department of Zoology and Entomology, Rhodes University, P.O. Box 94, Grahamstown, 6140, South Africa

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The contribution of biocontrol implementation to managing weeds in the Western Cape
Candice L. LYONS1, Debbie Sharp2, Reley F. Bell2; Fiona Impson3
1Plant Protection Research, Agricultural Research Council, Private Bag X5017, Stellenbosch, 7599, South Africa
2Department of Environmental Affairs, Cape Town, South Africa
3Department of Biological Sciences, University of Cape Town, Rondebosch 7701, South Africa

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42nd Annual Symposium on the Management of Invasive Alien Plants/strong>

Abstracts

A National Strategy for dealing with biological invasions in South Africa
Brian van Wilgen

Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University

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Communicating invasive species - quantifying an online strategy
Kay Montgomery
Biosecurity Unit, Environmental Programmes, Department of Environmental Affairs

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Current and prospective insect agents for the biological control of Parthenium hysterophorus
Lorraine Strathie, Andrew McConnachie, Milly Gareeb, Sakhi Sambo

Agricultural Research Council – Plant Protection Research Institute

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Parthenium management in the province of KZN
Michael Braack

KZN Department of Agriculture and Environmental Affairs

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An update on SANBI’s Invasive Species Programme clearing activities in KZN
Ntombifuthi Mthimkhulu
Invasive Species Programme, SANBI

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Shifting perspectives - alternative management approaches for controlling the spread of silver wattle in communal landscapes
Nicky McLeod, Sissie Matela, Gerbrand Nel, Sinegugu Zukulu, Wiseman Madlingozi, Nompendulo Mgwali, Bridget Munyantore
Environmental & Rural Solutions (ERS); Conservation SA (CSA) under UCPP network

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NEMBA in a nutshell
Lesley Henderson
Agricultural Research Council – Plant Protection Research Institute

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Using biological control against IAPs: do we know when to stop?
John H. Hoffmann
University of Cape Town

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Robinia pseudoacacia, (Black locust) the problem and available solutions
Grant Martin
Rhodes University

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The Cape Peninsula Early Detection, Rapid Response Programme (EDRR)
Ulrike Irlich
Invasive Species Management, Environmental Resource Management, Westlake Conservation Office

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Identifying priority areas for active restoration after alien plant clearance in the City of Cape Town

Elana Mostert1, Mirijam Gaertner1, Patricia M. Holmes2, David M. Richardson1

1Centre for Invasion Biology, Stellenbosch University; 2Environmental Resource Management Department, City of Cape Town

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Assessing invasive alien plant impacts on ecosystem services in the City of Cape Town

Claire A. Giovanelli, Mirijam Gaertner1, Patrick O’Farrell2, Karen Esler1,3

1Centre for Invasion Biology, Stellenbosch University; 2CSIR, Biodiversity and Ecosystem Services Research Group; 3 Department of Conservation Ecology and Entomology, Stellenbosch University

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The Good, the Bad and the Ugly: Some southern African reflections on Post-bordemanagementof Invasive Alien Plants

Ian A.W. Macdonald
International Environmental Consultant

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Biological control of weeds in South Africa: where are we going from here? Iain D. Paterson1, Martin P. Hill1, Costas Zachariades2,3

1 Department of Zoology and Entomology, Rhodes University, Grahamstown, South Africa

2 ARC Plant Protection Research Institute, Private Bag X6006, Hilton 3245, South Africa

3 School of Life Sciences, University of KwaZulu-Natal, Private Bag X01, Scottsville 3209, SoutAfrica

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A new candidate biological control agent for the control of Pereskia aculeata Mille(Cactaceae) in South Africa

Lumka Anita Mdodana, Iain D. Paterson, Steve Compton
Rhodes University

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Preliminary results of a root feeding flea beetle, Heikertingerella sp. Csiki, a candidate biological control agent of Tecoma stans L. (Bignoniaceae) in South Africa

Netshiluvhi M., Madire L.G.
Agricultural Research Council Plant Protection Research Institute

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Augmentative releases of the pompom rust fungus Puccinia eupatorii, a biological control agent of Campuloclinium macrocephalum (pompom weed) in South Africa

Alana den Breeÿen
ARC-PPRI, Weeds Pathology Unit

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First releases of Liothrips tractabilis (Thripidae), a biological control agent for Campuloclinium macrocephalum (Asteraceae) in South Africa

Andrew McConnachie
Agricultural Research Council - Plant Protection Research Institute

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Containing pompom weed with registered herbicides is not a short-term undertaking, making eradication impossible

Jeremy Goodall, Ed Witkowski
ARC-PPRI & University of the Witwatersrand

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Preferential nitrogen uptake in the duckweed Spirodela sp. (Lemnaceae), and the effects of a potential N-fixing symbiosis on nutrient acquisition

Jackie M. Hill1, Zuma B.2, Martin P. Hill1, Kaehler S.3

1Dept. Zoology & Entomology, Rhodes University; 2Institute of Environmental Biotechnology, Rhodes University; 3IsoEnvironmental CC, South African Institute for Aquatic Biodiversity, Grahamstown

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Exploring the mechanisms of submerged invasions in South Africa: Case study on Egeria densa

Emily Strange, Julie A. Coetzee, Jackie M. Hill
Zoology and Entomology Department, Rhodes University, Grahamstown

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Duckweed, a growing concern: are populations driven by bottom-up or top-down mechanisms in two Eastern Cape rivers

Phillippa C. Muskett, Jackie M. Hill, Philip S.R. Weyl
Department of Zoology and Entomology, Rhodes University, Grahamstown

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The influence of food plant quality on the fecundity of Megamelus scutellaris Berg (Hemiptera: Delphacidae), the latest biological control agent of water hyacinth, Eichhornia crassipes (Martius) Solms-Laubach (Pontederiaceae)

Sven Tozer, Julie A. Coetzee
Department of Zoology and Entomology, Rhodes University, Grahamstown

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Nutrient dynamics of Salvinia molesta in shaded and open areas: how does plant quality affect success of biological control by Cyrtobagous salviniae?

Zolile Maseko, Julie A. Coetzee, Martin P. Hill
Zoology and Entomology Department, Rhodes University, Grahamstown

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Management of the invasive cord grass,  Spartina alterniflora, in  the Groot Brak Estuarychallenges and progress

Ernita van Wyk1, David G. Harding2, Virgil Jacobs1, Nolwethu Jubase1, Janine Adams3, Taryn

Riddin3

1Invasive Species Programme, SANBI; 2Invader Plant Specialists; 3Department of Botany, Nelson Mandela Metropolitan University

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The impact of temperature on several fitness traits of two populations of Eccritotarsus catarinensis, a biological control agent for water hyacinth in South Africa

Mohannad Ismail, Steve Compton, Martin P. Hill
Department of Zoology and Entomology, Rhodes University, Grahamstown

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Understanding herbicides to maximize their benefits in IAP management

Graham Harding
Invader Plant Specialists

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Satansbos (Solanum elaeagnifolium) the return of the threat in the eastern Karoo and Free State

Justin C.O. du Toit1, Hubert Vorster2, Loraine van den Berg1
1Grootfontein Agricultural Development Group; 2Eradicate Satansbos Action Group (ESAG)

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Do biological control agents actually work in a natural environment?

Roy W. Jones
Ezemvelo KZN Wildlife; Rhodes University

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Investigating two different mechanical control options for naturalised population of Hydrocleys nymphoides in South Africa

Menzi Nxumalo, Reshnee Lalla
Invasive Species Programme, SANBI

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A global assessment of invasiveness in Araceae: is there a general suite of invasive traits?

Desika Moodley1,2,3, Serban Proches1, John R. Wilson2,3

1School of Environmental Sciences, University of KwaZulu-Natal; 2Invasive Species ProgrammeSANBI; 3Centre for Invasion Biology, Stellenbosch University

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Distribution, ecology and management of Cryptostegia grandiflora and Cryptostegia madagascarensis (rubber vine) in southern Africa

Ludi Kern1,2,3, Peter C. Le Roux2, Michelle Greve2, John R. Wilson1, Peter Shisani1
1 Invasive Species Programme, SANBI; 2 University of Pretoria; 3Mogalakwena Research Centre

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Assessing the invasiveness and potential for eradication for Australian Acacia species with very limited distribution in South Africa

Nkoliso Magona1,2, David M. Richardson2, John R. Wilson1,2
1Invasive Species Programme, SANBI; 2Centre for Invasion Biology, Stellenbosch University

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An assessment of the invasive status of Cytisus scoparius and Ulex europaeus in South Africa
Philani Mbatha1 , Syd Ramdhani1, Sershen Naidoo1, John R. Wilson2 3, Kanyisa Jama2
1 University of KwaZulu-Natal; 2 Invasive Species Programme, SANBI; 3 Centre for Invasion Biology, Stellenbosch University

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An assessment of the invasive status of Berberis aristata and B. julianae in South Africa

Jan-Hendrik Keet1,2, Dansile Cindi1, Johann du Preez2
1Invasive Species Programme, SANBI; 2University of the Free State

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Differences in the emission of volatile organic chemicals in Lantana camara and implications for biological control efforts

Heshula L.U.P.1, Wheeler G.S.2
1 Rhodes University, Grahamstown, South Africa; 2 USDA, Invasive Plant Research Laboratory, FL, USA

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Volatile chemical compounds: attractants or repellents to Falconia intermedia?

Samella Ngxande
Biological Control Unit, Zoology and Entomology Department, Rhodes University

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Current status of Melaleuca and Callistemon as introduced species in South Africa

Llewellyn Jacobs1,2,3, David M. Richardson2, John R. Wilson1,2

1Centre for Invasion Biology, Stellenbosch University; 2Invasive Species Programme, SANBI3CapeNature

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The assessment of reproductive traits that promote invasiveness in Canna cultivars located in Howick and Pietermaritzburg

Sibiya, M.S.1,2, Nänni I. 2, Johnson S.D.
1School of Life Sciences, University of KwaZulu-Natal; 2Invasive Species Programme, SANBI

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A pilot study of the breeding system of Henry’s St John’s wort, Hypericum pseudohenryi

Carryn Smith1,2, Ingrid Nänni 2
1University of KwaZulu-Natal; 2Invasive Species Programme, SANBI

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Impacts of invasive plant species on river systems in South Africa and their implications

David Le Maitre
CSIR Natural Resources and the Environment

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Modelling and managing alien species in the sub-Antarctic: successes and insights from Marion Island

Peter C. le Roux
University of Pretoria, Department of Plant Science

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Managing pathways South African context

Nomahlubi Sishuba
Department of Environmental Affairs

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Pre-border weed risk assessment

Phindulo Aldrin Mashau
DAFF, SACNASP

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Species distribution modelling of selected invasive alien plant species in Namibia and Germany

Ruben Ulbrich, Kwembeya E., Joubert D., De Cauwer V.
University of Namibia

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Molecular ecology of Acacia dealbata: Implications for effective management of invasive populations

Heidi Hirsch1, David M. Richardson1, Fiona A. C. Impson2, Johannes J. Le Roux1
1Centre for Invasion Biology, Stellenbosch University; 2Plant Protection Research Institute

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The pathways of introduction of alien cactus species to South Africa: lessons for risk assessment

Ana Novoa1, David M. Richardson1, John R. Wilson1,2
1 Centre for Invasion Biology, Stellenbosch University; 2Invasive Species Programme, SANBI

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The pathways of introduction for alien species in South Africa and the consequences for management

Katelyn T. Faulkner1,2, Mark P. Robertson2, Mathieu Rouget3, John R. Wilson1,4

1Invasive Species Programme, SANBI; 2Centre for Invasion Biology, University of Pretoria; 3Centre for Invasion Biology, University of KwaZulu-Natal; 4Centre for Invasion Biology, Stellenbosch University

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A multi-faceted approach to determine the origins of Myriophyllum spicatum L. in southerAfrica

Philip S.R. Weyl, Julie A. Coetzee
Zoology and Entomology Department, Rhodes University, Grahamstown

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The use of molecular approaches in biological control: using DNA barcoding to resolve taxonomic ambiguity between geographically distinct populations

Rosie Mangan1, James C. Carolan2, Jan-Robert Baars1
1BioControl Research Unit, School of Biology and Environmental Science, University College Dublin, Ireland; 2Department of Biology, National University of Ireland Maynooth, Co. Kildare, Ireland

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Fertilizer release dynamics in relation to biological control: a nitrogen mass balance approach

Sean Thackeray, Jackie M. Hill, Grant Martin
Department of Zoology and Entomology, Rhodes University

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Mapping nitrogen loading in freshwater systems: using aquatic biota to trace nutrients

Motitsoe S.N., Martin P. Hill, Jackie M. Hill
Dept. Zoology & Entomology, Rhodes University

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The value of soil enrichment media generated from invasive alien plant biowaste

Yusuf Adam, Syd Ramdhani, Sershen Naidoo
University of KwaZulu Natal

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The origin of the southern African biotype of Chromolaena odorata: strong evidence puts an old question to bed

Costas Zachariades1,2, Iain D. Paterson3
1Plant Protection Research Institute, Agricultural Research Council; 2School of Life Sciences, University of KwaZulu-Natal; 3Department of Zoology & Entomology, Rhodes University

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Videos

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41st Symposium on Management of Alien Invasive Plants

Abstracts

Alien Invasive plant threats to wetlands and riparian areas in the Southern and Eastern Cape
Japie Buckle
Provincial Coordinator: Eastern Cape, Working for Wetlands
South African National Biodiversity Institute

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A decade of biological control implementation in South Africa: Working for Water
Debbie Sharp
Department of Environmental Affairs: Natural Resource Management Programmes

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Weed biocontrol agent mass rearing at SASRI from 2010 to 2013: What, where, how many and what about the future?
Des Conlong1, 2 and Denise Gillespie1
1South African Sugarcane Research Institute.
2Department of Conservation Ecology and Entomology, Faculty of Agri-Sciences, Stellenbosch University.

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Releases of mass reared alien invasive plant biological control agents against aquatic weeds in the Kruger National Park- a worthwhile exercise?
Des Conlong 1, 2 and Ezekiel Khosa3
1South African Sugarcane Research Institute.
2Department of Conservation Ecology and Entomology, Faculty of Agri-Sciences, Stellenbosch University.
3SAN Parks, Alien Biota Section, Skukuza, Kruger National Park.

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Bridging the knowledge-doing gap in invasion biology- prioritisation for research and management action
Mirijam Gaertner1 & Louise Stafford2
1Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University.
2Environmental Resource Management, Westlake Conservation Office

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Managing invasive plants in an urban environment: City of Cape Town as a case study
Dieter Schlange
Invasive Species Management, Environmental Resource Management, Westlake Conservation Office

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Are NRMP funded Programs meeting funder and institutional objectives: Perspective from South African National Parks.
Nicholas Cole
South African National Parks, Biodiversity and Social Projects unit, NMMU Saasveld campus, George

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Berg River Project, powering the Green Economy
Francis Steyn
Western Cape Department of Agriculture

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Plans for the eradication of small populations of Asphodelus fistulosus from the West Coast of South Africa
Nolwethu Jubase1, Ernita van Wyk1 and Stephen Boatwright2
1Invasive Species Programme, South African National Biodiversity Institute.
2Department of Biodiversity and Conservation Biology, University of the Western Cape.

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Carduus nutans in South Africa: distribution, threats, and opportunities for management
Kanyisa Jama and Thifhelimbilu Rambuwane
Invasive Species Programme, South African National Biodiversity Institute

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Invasive potential of Melaleuca parvistaminea in South Africa and the need to assess invasive potential of dry-seeded Myrtaceae
Llewellyn Jacobs1,2,3, Dave Richardson2, John Wilson2,3
1 Scientific Services, CapeNature
2Centre of Excellence for Invasion Biology, Department of Botany and Zoology, University of Stellenbosch
3Invasive Species Programme, South African National Biodiversity Institute

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Determining the invasive potential of Crotalaria agatiflora (Crotalarieae, Fabaceae) inSouth Africa
T. Phago.1,2, B-E. Van Wyk.1, J.S. Boatwright.3
1Department of Botany and Plant Biotechnology, University of Johannesburg
2Invasive Species Programme, South African National Biodiversity Institute
3Department of Biodiversity and conservation biology, University of the Western Cape

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Alien grasses: The current local perspective and forming a “National Working Group on Alien Grasses”
Vernon Visser1 and John Wilson1,2
1Centre of Excellence for Invasion Biology, Private Bag X1, University of Stellenbosch
2Invasive Species Programme, South African National Biodiversity Institute

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Estimates of the impacts of invasive alien plants on water flows in South Africa
David Le Maitre, Greg Forsyth, Sebinasi Dzikiti and Mark Gush
Natural Resources and the Environment, CSIR

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Southern African Plant Invaders Atlas (SAPIA) phase II update.
Lesley Henderson
ARC-PPRI

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The National Invasive Alien Plant Survey Phase II
JDF (Ian) Kotzé*, BH (Hein) Beukes and EC (Elna) Van den Berg,
ARC-ISCW

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A standardized set of metrics to assess and monitor tree invasions
John R. Wilson1,2
1Centre of Excellence for Invasion Biology, Private Bag X1, University of Stellenbosch.
2Invasive Species Programme, South African National Biodiversity Institute

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The Bottom Line: Impacts of Alien Plant Invasions in Protected Areas
Llewellyn C. Foxcroft 1,2, Petr Pyšek 3,4, David M. Richardson2 , Jan Pergl3 and Philip E. Hulme5
1Conservation Services, South African National Parks2Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University
2Centre for Invasion Biology, Department of Botany and Zoology, Stellenbosch University
3Institute of Botany, Department of Invasion Ecology, Academy of Sciences of the Czech Republic
4Department of Ecology, Faculty of Sciences, Charles University, Czech Republic
5The Bio-Protection Research Centre, Lincoln University, Canterbury, New Zealand

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Investigating the influence of Opuntia fulgida on species diversity, abundance and soil nutrients: A case study of Guyu Communal Lands-Gwanda.
Buhle Francis
Natural Resources Unit and or Climate Change Unit, National University of Science and
Technology (NUST), Bulawayo, Zimbabwe

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A simple method to develop 'watch lists' for invasive species

Katelyn Faulkner1,2,3, Mark Robertson2,3, Mathieu Rouget2,4 and John Wilson1,2
1Invasive Species Programme, South African National Biodiversity Institute.
2Centre of Excellence for Invasion Biology, Private Bag X1, University of Stellenbosch.
3Zoology and Entomology Department, University of Pretoria.
4School of Agricultural, Earth and Environmental Sciences, University of KwaZulu Natal, Pietermaritzburg

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A database of aquatic weeds and biocontrol in South Africa after 6 years of national surveys: a tool for researchers and managers of South African water bodies.
Matthew C. Parkinson
Department of Zoology and Entomology, Rhodes University

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Management of the invasive cord grass, Spartina alterniflora, in the Groot Brak Estuary: challenges in a complex estuarine system
Ernita van Wyk1, Virgil Jacobs1, Janine Adams2 and Taryn Riddin2
1Invasive Species Programme, South African National Biodiversity Institute, Kirstenbosch Research Centre.
2Department of Botany, Nelson Mandela Metropolitan University, Port Elizabeth

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Developing a national strategy for cactus management in South Africa
Haylee Kaplan1 and the National Cactus Working Group
1Invasive Species Programme, South African National Biodiversity Institute

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Optimizing glyphosate efficacy to successfully control alien invasive species
Hestia Nienaber
Agricultural Research Council – Small Grain Institute, Bethlehem

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Survey and clearing of Cylindropuntia fulgida var. mamillata (boxing glove cactus) and Cylindropuntia pallida (thistle cholla)
Travor Xivuri
Invasive Species Programme, South African National Biodiversity Institute

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Black River: A case study of integrated control methods and collaboration between different departments
Chandre Rhoda
Invasive Species Management, Biodiversity Branch, City of Cape Town

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Suitability of the defoliating beetle Physonota maculiventris (Coleoptera: Chrysomelidae) for release against Tithonia diversifolia (Hemsl.)A.Gray (Asteraceae) in South Africa
T. E. Mphephu1, 2*, D. O. Simelane1 & T. Olckers2
1Agricultural Research Council-Plant Protection Research Institute.
2University of Kwazulu-Natal

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Report back on host specificity testing by CABI (UK) of Puccinia lantanae
Alan Wood
ARC-Plant Protection Research Institute

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A new host specific insect for the control of Pereskia aculeata (Cactaceae)
Iain Paterson and Martin Hill
Department of Zoology and Entomology, Rhodes University

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Host specificity testing of congeneric species of leaf-mining flies, Hydrellia pakistanae (Diptera: Ephydridae) and Hydrellia sp. – two candidate biocontrol agents for Hydrilla verticillata (Hydrocharitaceae) in South Africa.
Angela Bownes
Agricultural Research Council – Plant Protection Research Institute (ARC-PPRI).

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Biological control of Australian acacias: what you see is not what you get
John H. Hoffmann1, Fiona A.C. Impson1,2 & Carien A. Kleinjan1
1Department of Biological Sciences, University of Cape Town, Rondebosch 7700, South Africa.
2ARC-Plant Protection Research Institute

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Aquatic weed survey 2013
Grant D. Martin and Matthew C. Parkinson
Department of Zoology and Entomology, Rhodes University

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Status of aquatic weeds associated with biological control agents in the southern Mozambique rivers
Silvia F.Langa1 ,2 and Martin P.Hill2
1. Departamento de Ciencias Biologicas, Universidade Eduardo Mondlane, Mozambique;
2. Department of Zoology and Entomology, Rhodes University

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The biological control of boxing-glove cactus
Hildegard Klein,
ARC-PPRI

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Host plant has no effect on the performance and fitness related traits of the biological control agent, Pareuchaetes insulata
Osariyekemwen Uyi1,2, Martin P. Hill1, Costas Zachariades2,3
1Department of Zoology and Entomology, Rhodes University.
2ARC-Plant Protection Research Institute.
3School of Life Sciences, University of KwaZulu-Natal

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Determining the origin of Phragmites australis in South Africa based on chloroplast DNA
Kim Canavan and Iain Paterson
Department of Zoology and Entomology, Rhodes University

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The role of genetic diversity in biological control agents
Sven Tozer and Iain Paterson
Department of Zoology and Entomology, Rhodes University

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Is South African pompom weed (Campuloclinium macrophalum, Asteraceae) clonal? Evidence from ITS sequence data.
Lucy Gitonga1, Glynnis V Cron1, Andrew Mcconnachie2 & Marcus Byrne1
1School of Animal, Plant and Environmental Sciences, University of the Witwatersrand.
2Agricultural Research Council-Plant Protection Research Institute

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The power of molecular ecology in uncovering the truth behind Tamarix invasion in South Africa
Guelor Mayonde
1School of Animal, Plant and Environmental Sciences, University of the Witwatersrand

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The unofficial Working for Water website
Andrew Wannenburgh1
1Working for Water Programme, Department of Environmental Affairs

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Communicating invasives in a digital era
Kay Montgomery
Nurseries and Pet Trade Partnership, Environmental Programmes

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Southern African Weed Science Society
Andrew Wannenburgh1
1Working for Water Programme, Department of Environmental Affairs

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