Faxonius obscurus
Faxonius obscurus
(Allegheny crayfish)
Crustaceans-Crayfish
Native Transplant
Collection Info
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103 results for Faxonius obscurus (Allegheny crayfish)
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Page:12345
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1419074 PAAdamsAdams County2014 02000000 Mid Atlantic Regionestablished
1754321 PAAdamstrib. Conewago Creek, Heidlersburg1973 02050306 Lower Susquehanna 
1703608 PABedfordRiver Branch Juanita River off Fort Bedford Path2006 02050303 Raystown 
1736306 PABerksDelaware river watershed, Berks, PA2013 02040203 Schuylkill 
1736214 PABerksDelaware river watershed, Berks, PA2014 02040203 Schuylkill 
1736307 PABerksDelaware river watershed, Berks, PA2015 02040203 Schuylkill 
1736319 PABerksDelaware river watershed, Berks, PA2016 02040203 Schuylkill 
1736231 PABerksDelaware river watershed, Berks, PA2016 02040203 Schuylkill 
1736303 PABerksDelaware river watershed, Berks, PA2016 02040203 Schuylkill 
1736219 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 
1736296 PABerksDelaware river watershed, Berks, PA2017 02040203 Schuylkill 
1736291 PABerksDelaware river watershed, Berks, PA2017 02040203 Schuylkill 
1736234 PABerksDelaware river watershed, Berks, PA2017 02040203 Schuylkill 
1736226 PABerksDelaware river watershed, Berks, PA2017 02040203 Schuylkill 
1736227 PABerksDelaware river watershed, Berks, PA2017 02040203 Schuylkill 
1736222 PABerksDelaware river watershed, Berks, PA2017 02040203 Schuylkill 
1736304 PABerksDelaware river watershed, Berks, PA2017 02040203 Schuylkill 
1736232 PABerksDelaware river watershed, Berks, PA2017 02040203 Schuylkill 
1736305 PABerksDelaware river watershed, Berks, PA2018 02040203 Schuylkill 
1736223 PABerksDelaware river watershed, Berks, PA2018 02040203 Schuylkill 
1736220 PABerksDelaware river watershed, Berks, PA2018 02040203 Schuylkill 
1736228 PABerksDelaware river watershed, Berks, PA2018 02040203 Schuylkill 
Page:12345

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 [1/16/2026].

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