Institute of Technology, Sligo:

Aquatic Plant Management Society, Inc.:

Canadian Coast Guard, Ballast Water:

Canadian Council of Ministers of the Environment:

Convention on Biological Diversity:

Department of Fisheries and Oceans:

Ecological Monitoring and Assessment Network:

Environment Canada:

Environment Canada – Great Lakes:

Environment Canada – Biodiversity Convention Office:

Great Lakes Information Network:

Great Lakes Environmental Research Laboratory:

Great Lakes Science Center:

Great Lakes Fishery Commission:

Great Lakes Panel on Aquatic Nuisance Species:

Great Lakes Sea Grant Network:

International Joint Commission:

Manitoba Department of Natural Resources:

National Aquatic Nuisance Species Clearinghouse:

National Aquatic Nuisance Species Task Force:

National Ballast Water Information Clearinghouse:

National Invasive Species Council:

National Marine Invasions Center:

National Park Service:

Naval Research Laboratory Key West:

Sea Grant Nonindigenous Species Site:

Smithsonian Environmental Research Center:

US Army Corps of Engineers Zebra Mussel Research Program:

US Coast Guard Environmental Standards Division:

US Fish and Wildlife Service Invasive Species Program:

US Geological Survey – Nonindigenous Aquatic Species: