Databases

National Exotic Marine and Estuarine Species Information System (SERC)
http://invasions.si.edu/nemesis/index.html

Ballast Water: Smithsonian Environmental Research Center
http://invasions.si.edu/nbic/submit.html

United States Geological Survey: Nonindigenous Aquatic Species (NAS) Information Resource
http://nas.er.usgs.gov/

International Nonindigenous Species Database Network
http://www.nisbase.org/nisbase/index.jsp

Oregon Invasive Species Public Map
http://www.imapinvasives.org/orimi/map/

ANS Examples

Caulerpa

Caulerpa

(Caulerpa Taxifolia)

Nicknamed “killer algae”, part of this species success as an invader in non-native habitats is the lack of natural predators. Predation by herbivorous fish and invertebrates is an important controlling factor in the ecology of this alga. C. taxifolia grows unchecked in environments with no natural predators.

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