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The Nonindigenous Aquatic Species Database (NAS) information resource is an established central repository for spatially referenced biogeographic accounts of introduced aquatic species. The NAS website provides scientific reports, online/real-time queries, spatial data sets, distribution maps, fact sheets, and general information.
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The dataset contains the recorded locations of amphibians collected in Southeast Alaska from 1867 to 2002. The records were compiled from 15 university and museum collections in the US and Canada. The data contain records for the following species: Northwestern Salamander, Long-toed Salamander, Roughskin Newt, Western Toad, Pacific Chorus Frog, Columbia Spotted Frog, Wood Frog, and the Red-legged Frog.
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The Nonindigenous Aquatic Species Database (NAS) information resource is an established central repository for spatially referenced biogeographic accounts of introduced aquatic species. The NAS website provides scientific reports, online/real-time queries, spatial data sets, distribution maps, fact sheets, and general information.
thumbnail
The Nonindigenous Aquatic Species Database (NAS) information resource is an established central repository for spatially referenced biogeographic accounts of introduced aquatic species. The NAS website provides scientific reports, online/real-time queries, spatial data sets, distribution maps, fact sheets, and general information.


    map background search result map search result map Nonindigenous Aquatic Species Database Marine Fishes Southeast Alaska, USA Amphibian Occurrences from 1867 to 2002 Nonindigenous Aquatic Species Database Mechanisms of aquatic species invasions across the South Atlantic Landscape Conservation Cooperative region Southeast Alaska, USA Amphibian Occurrences from 1867 to 2002 Mechanisms of aquatic species invasions across the South Atlantic Landscape Conservation Cooperative region Nonindigenous Aquatic Species Database Marine Fishes Nonindigenous Aquatic Species Database