Procambarus clarkii
Procambarus clarkii
(Red Swamp Crayfish)
Native Transplant

14 results for Procambarus clarkii (Red Swamp Crayfish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1674178 MDAnne Arundel[No locality description provided]2018 02060006 Patuxent 
1695108 MDAnne ArundelPATUXENT RIVER at site PAXU-404-R-20082008 02060006 Patuxentestablished
1672147 MDCalvert[No locality description provided]2019 02060006 Patuxent 
1695153 MDPrince George'sPatuxent River drainage at site PAXU-105-H-20062006 02060006 Patuxentestablished
1695109 MDPrince George'sPatuxent River drainage at site PAXU-P01-Z-20082008 02060006 Patuxentestablished
1695110 MDPrince George'sPatuxent River drainage at site WEBR-001-H-20082008 02060006 Patuxentestablished
1695111 MDPrince George'sPatuxent River drainage at site WEBR-003-H-20082008 02060006 Patuxentestablished
1695165 MDPrince George'sPatuxent River drainage at site WEBR-101-H-20062006 02060006 Patuxentestablished
1695166 MDPrince George'sPatuxent River drainage at site WEBR-102-H-20062006 02060006 Patuxentestablished
1695167 MDPrince George'sPatuxent River drainage at site WEBR-112-H-20062006 02060006 Patuxentestablished
1695107 MDPrince George'sPATUXENT RIVER UT at site PAXU-108-R-20082008 02060006 Patuxentestablished
1714251 MDPrince George'sSeabrook Acres neighborhood2023 02060006 Patuxent 
1695112 MDPrince George'sSOUTHWEST BRANCH UT at site WEBR-107-R-20082008 02060006 Patuxentestablished
1695042 MDPrince George'sWESTERN BRANCH at site WEBR-213-A-20122012 02060006 Patuxentestablished

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.


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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [5/25/2024].

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For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.