NAS - Nonindigenous Aquatic Species
Alien species have escaped from their native habitats and hit California's shores: MetroActive News.
Aquatic Invaders in the southern Gulf of St. Lawrence
Aquatic Invasions Research Directory (SERC)
Atlas of exotic molluscs in the Mediterranean
Baltic Sea Nonindigenous Species
The Biological Invasions Program at the San Francisco Estuary Institute
Biosecurity in New Zealand
Chesapeake Bay Nonindigenous Species List (SERC)
Coast Guard Ballast Water site
Directory of non-native marine species in British waters
Exotic species in the Mediterranean
Exotic Species of the Monterey Bay National Marine Sanctuary
Exotic Species Update: Are Ballast Water Regulations Working? (Carlton)
Florida Sea Grant: Extension
FAO Database on Introductions of Aquatic Species
Gulf & South Atlantic Regional Panel On Aquatic Invasive Species
Hawaiian Islands Species Known from Aquatic Environments (brackish / fresh water)
Indian River Lagoon Species Inventory
Initial Characterization of Nonindigenous Aquatic Species in the Gulf of Mexico
Introduced Species In the Sacramento-San Joaquin Delta: Sacramento-San Joaquin Delta Atlas
The Introduction of Nonindigenous Species to the Chesapeake Bay Via Ballast Water
Invasions Research in Chesapeake Bay (SERC)
Invasions Research in Alaska (SERC)
Invasions Research in Florida (SERC)
Invasive Species of Indian Ocean Islands
Managing Ballast Water to Stop the Introduction of Non-Indigenous Species
Marine Bioinvaders (Sea Grant, MIT)
Marine Biological Invasion References
Marine Invasions and the Preservation of Coastal Diversity
Marine Invasions Research Lab (SERC)
Monterey Bay Exotic Species
National Aquatic Nuisance Species Clearinghouse (NY Sea Grant)
National Ballast Water Information Clearinghouse
Nonindigenous Aquatic Nuisance Species (Prince William Sound)
National Marine and Estuarine Invasions Database
Nonindigenous Species in the Gulf of Mexico Ecosystem
Nonindigenous Tunicate Information
Nonindigenous Bryozoan Information
Nonindigenous Sponge Information
Nonindigenous Coelenterate Information
Nonindigenous Annelid Information
Nonindigenous Mollusk Information
Nonindigenous Crustacean Information
Nonindigenous Fish Information
Nonindigenous Aquatic Species in a United States Estuary: A Case Study of the Biological Invasions of the San Francisco Bay and Delta (Cohen and Carlton)
Non-Indigenous Marine Species of Washington State and Adjacent Waters (WA Dept. Fish and Wildlife)
Non-native Species in Our Nation's Estuaries (NOAA/NERR)
Pacific Northwest Marine Invasive Species Team
Pathways and Management of Marine Nonindigenous Species in the Shared Waters of British Columbia and Washington
REEF
Smithsonian Environmental Research Center (Ballast water research)
U.S. Coast Guard ANS site
Virginia Institute of Marine Science exotic species links
Washington state Ballast Water Regulations (passed March 6, 2000) - pdf