Procambarus clarkii
Procambarus clarkii
(Red Swamp Crayfish)
Crustaceans-Crayfish
Native Transplant
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11 results for Procambarus clarkii (Red Swamp Crayfish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1736299 PABerksDelaware river watershed, Berks, PA2018 02040203 Schuylkill 
1779180 PAChester[No locality description provided]1990 02040203 Schuylkill 
1703369 PAChesterSchuylkill River off Cromby Rd.1990 02040203 Schuylkill 
1673959 PADelaware[No locality description provided]2019 02040203 Schuylkill 
1760351 PADelaware[No locality description provided]2023 02040203 Schuylkill 
1759382 PAMontgomery[No locality description provided]2001 02040203 Schuylkill 
1760106 PAMontgomery[No locality description provided]2006 02040203 Schuylkill 
1703382 PAMontgomerySandy Run intersecting with Limekiln Pike2001 02040203 Schuylkill 
1673374 PAPhiladelphia[No locality description provided]2019 02040203 Schuylkill 
1805212 PAPhiladelphia[No locality description provided]2019 02040203 Schuylkill 
1632851 PAPhiladelphiaWissahickon Creek2019 02040203 Schuylkillunknown

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/5/2025].

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