Procambarus clarkii
Procambarus clarkii
(Red Swamp Crayfish)
Native Transplant

817 results for Procambarus clarkii (Red Swamp Crayfish)
Download Data
Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
162378 MD Chesapeake Bay2000 02060001 Upper Chesapeake Bayestablished
4480 MD state non-specific1989 02000000 Mid Atlantic Regionunknown
1416757 MDAlleganyNorth Branch Potomac River2007 02070002 North Branch Potomacestablished
1416618 MDAlleganyUpper Potomac River2009 02070003 Cacapon-Townestablished
1416773 MDAlleganyUpper Potomac River2009 02070003 Cacapon-Townestablished
1416572 MDAlleganyUPPER POTOMAC RIVER2011 02070003 Cacapon-Townestablished
1416443 MDAlleganyUpper Potomac River2011 02070003 Cacapon-Townestablished
1416499 MDAlleganyUPPER POTOMAC RIVER2012 02070003 Cacapon-Townestablished
539046 MDAnne ArundelMAGOTHY RIVER at site MAGO-105-B-20082008 02060004 Severnestablished
539009 MDAnne ArundelMARLEY CREEK at site BALT-204-R-20092009 02060003 Gunpowder-Patapscoestablished
1416472 MDAnne ArundelPatapsco River2009 02060003 Gunpowder-Patapscoestablished
1416626 MDAnne ArundelPatapsco River2009 02060003 Gunpowder-Patapscoestablished
1416800 MDAnne ArundelPatuxent River1997 02060006 Patuxentestablished
1417059 MDAnne ArundelPatuxent River1997 02060006 Patuxentestablished
1416929 MDAnne ArundelPatuxent River1997 02060006 Patuxentestablished
1416867 MDAnne ArundelPatuxent River2008 02060006 Patuxentestablished
539052 MDAnne ArundelPATUXENT RIVER at site PAXU-404-R-20082008 02060006 Patuxentestablished
1417021 MDAnne ArundelWest Chesapeake Bay2008 02060004 Severnestablished
1417207 MDBaltimoreGunpowder River1996 02060003 Gunpowder-Patapscoestablished
1416945 MDBaltimoreGunpowder River1996 02060003 Gunpowder-Patapscoestablished
1417180 MDBaltimoreGunpowder River1996 02060003 Gunpowder-Patapscoestablished
1416815 MDBaltimoreGunpowder River1996 02060003 Gunpowder-Patapscoestablished
1416817 MDBaltimoreGunpowder River1996 02060003 Gunpowder-Patapscoestablished
1417208 MDBaltimoreGunpowder River1996 02060003 Gunpowder-Patapscoestablished
1416946 MDBaltimoreGunpowder River1996 02060003 Gunpowder-Patapscoestablished

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. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [9/25/2021].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.