Faxonius virilis
Faxonius virilis
(Virile Crayfish, Northern Crayfish)
Native Transplant

1388 results for Faxonius virilis (Virile Crayfish, Northern Crayfish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
4406 MD Patapsco River1960 02060003 Gunpowder-Patapscoestablished
4405 MD Patapsco River (whole length)1963 02060003 Gunpowder-Patapscoestablished
4447 MD state non-specific1989 02000000 Mid Atlantic Regioncollected
538699 MDAlleganyFIFTEEN MILE CREEK at site FIMI-408-H-20092009 02070003 Cacapon-Townestablished
538700 MDAlleganyFIFTEEN MILE CREEK at site FIMI-409-H-20092009 02070003 Cacapon-Townestablished
1415933 MDAlleganyNorth Branch Potomac River2007 02070002 North Branch Potomacestablished
538966 MDAlleganyROCKY GAP RUN at site EVIT-112-Z-20072007 02070002 North Branch Potomacestablished
538501 MDAlleganySIDELING HILL CREEK at site SIDE-401-H-20112011 02070003 Cacapon-Townestablished
538876 MDAlleganySIDELING HILL CREEK at site SIDE-401-H-20122012 02070003 Cacapon-Townestablished
538934 MDAlleganySIDELING HILL CREEK at site SIDE-402-H-20112011 02070003 Cacapon-Townestablished
1415806 MDAlleganyUpper Potomac River2009 02070003 Cacapon-Townestablished
1415872 MDAlleganyUpper Potomac River2009 02070003 Cacapon-Townestablished
1415300 MDAlleganyUpper Potomac River2011 02070003 Cacapon-Townestablished
1415364 MDAlleganyUPPER POTOMAC RIVER2011 02070003 Cacapon-Townestablished
1415006 MDAlleganyUPPER POTOMAC RIVER2012 02070003 Cacapon-Townestablished
538768 MDAnne ArundelCABIN BRANCH CREEK at site BALT-102-R-20092009 02060003 Gunpowder-Patapscoestablished
153965 MDAnne ArundelCurtis Bay [Baltimore]1999 02060003 Gunpowder-Patapscocollected
538532 MDAnne ArundelDORSEY RUN at site AA-N-152-304-971997 02060006 Patuxentestablished
155225 MDAnne ArundelDorsey Run, Site Code: AA-N-152-304-971997 02060006 Patuxentcollected
538533 MDAnne ArundelFRANKLIN BRANCH at site AA-N-337-102-971997 02060006 Patuxentestablished
155226 MDAnne ArundelFranklin Branch, Site Code: AA-N-337-102-971997 02060006 Patuxentcollected
538531 MDAnne ArundelMIDWAY BRANCH at site AA-N-092-225-971997 02060006 Patuxentestablished
155224 MDAnne ArundelMidway Branch, Site Code: AA-N-092-225-971997 02060006 Patuxentcollected
1415880 MDAnne ArundelPatapsco River2009 02060003 Gunpowder-Patapscoestablished
1415752 MDAnne ArundelPatapsco River2009 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. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/20/2022].

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.