Faxonius obscurus
Faxonius obscurus
(Allegheny crayfish)
Crustaceans-Crayfish
Native Transplant
Collection Info
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8 results for Faxonius obscurus (Allegheny crayfish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1736219 PABerksDelaware river watershed, Berks, PA2016 02040203 Schuylkill 
1736231 PABerksDelaware river watershed, Berks, PA2016 02040203 Schuylkill 
1736233 PABerksDelaware river watershed, Berks, PA2016 02040203 Schuylkill 
1736290 PABerksDelaware river watershed, Berks, PA2016 02040203 Schuylkill 
1736295 PABerksDelaware river watershed, Berks, PA2016 02040203 Schuylkill 
1736303 PABerksDelaware river watershed, Berks, PA2016 02040203 Schuylkill 
1736319 PABerksDelaware river watershed, Berks, PA2016 02040203 Schuylkill 
1754315 WVPendletonSouth Branch Potomac River, 2.6 mi N Upper Tract2016 02070001 South Branch Potomac 

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/21/2026].

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