Welcome to the Nonindigenous Aquatic Species (NAS) information resource for the United States Geological Survey. Located at Gainesville, Florida, this site has been established as a central repository for spatially referenced biogeographic accounts of introduced aquatic species. The program provides scientific reports, online/realtime queries, spatial data sets, distribution maps, and general information. The data are made available for use by biologists, interagency groups, and the general public. The geographical coverage is the United States.
 

Invertebrates
  bryozoan picture - click to go to the Bryozoan page
Bryozoans		 coelenterate picture - click to go to the Coelenterate page
Coelenterates		 crustacean picture - click to go to the Crustacean page
Crustaceans		 mollusk picture - click to go to the Mollusk page
Mollusks		  

Vertebrates
  amphibian picture - click to go to the Amphibian page
Amphibians		 fish picture - click to go to the Fish page
Fishes		 mammal picture - click to go to the Mammal page
Mammals		 reptile picture - click to go to the Reptile page
Reptiles		  

Plants
  amphibian picture - click to go to the Amphibian page
Plants		    
  

 

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Take Pride in America logoU.S. Department of the Interior | U.S. Geological Survey
URL: https://nas.er.usgs.gov
Page Contact Information: Pam Fuller - NAS Program (pfuller@usgs.gov)
Page Last Modified: Thursday, January 26, 2017

Disclaimer:

The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2017]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/13/2017].

Additional information for authors