Photos

Asian Shore Crab

Asian Shore Crab, MIT Sea Grant
Nonindigenous Crustaceans, U.S. Geological Survey
Photo courtesy of Nancy Balcom, Connecticut Sea Grant

Carpet Tunicate

Carpet Tunicate, MIT Sea Grant
Didemnum sp., SanFrancisco Estuary Institute
Didemnum sp., SanFrancisco Estuary Institute
Didemnum sp. on the bryozoan Watersipora subtorquata, SanFrancisco Estuary Institute
Didemnum sp. on the native oyster Ostrea conchaphila, SanFrancisco Estuary Institute
Didemnum sp., SanFrancisco Estuary Institute
Didemnum sp., SanFrancisco Estuary Institute
Didemnum sp., SanFrancisco Estuary Institute
Didemnum sp., SanFrancisco Estuary Institute
Photo courtesy of USGS, Coastal and Marine Geology Program, Woods Hole

Common Reed

Common Reed, University of Connecticut
Phragmites, Michigan Sea Grant
Phragmites, Michigan Sea Grant
Photo courtesy of Nancy Balcom, Connecticut Sea Grant

Lionfish

Lionfish, NOAA's National Ocean Service
Lionfish, Center for Coastal Fisheries and Habitat Research
Photo courtesy of Paula Whitfield, National Oceanic and Atmospheric Administration

Mute Swan

Mute Swan, U.S. Geological Survey
Photo courtesy of Tessa Getchis, Connecticut Sea Grant

Northern Snakehead

Northern Snakehead, Pennsylvania Fish & Boat Commission
Northern Snakehead, Pennsylvania Fish & Boat Commission
Northern Snakehead - Channa argus, U.S. Geological Survey
Northern Snakehead, Invasive and Exotic Species
Northern Snakehead, Maryland Deptpartment of Natural Resources Fisheries
Photo courtesy of Courtesy of USGS

Red Algae

Grateloupia Photos, Laboratoire Environnement Ressources
Photo courtesy of Nancy Balcom, Connecticut Sea Grant

Sea Squirt

Styela Clava, MIT Sea Grant
Styela Clava, San Francisco Estuary Institute
Styela Clava, San Francisco Estuary Institute
Styela Clava, San Francisco Estuary Institute
Styela Clava, San Francisco Estuary Institute
Photo courtesy of Tessa Getchis, Connecticut Sea Grant

Veined Rapa Whelk

Nonindigenous Rapa Whelk, U.S. Geological Survey
Veined Rapa Whelk, Invasive and Exotic Species
Rapa Whelk Shell, U.S. Geological Survey
Photo courtesy of Juliana M. Harding, Virginia Institute of Marine Science, Bugwood.org

Water Chestnut

Water Chestnut, University of Connecticut
Water Chestnut, SGNIS
Photo courtesy of Courtesy of Vermont Department of Environmental Conservation

FOR ALL TOPICS

http://contaminants.fws.gov/Issues/InvasiveSpecies.cfm