Specimen Information

Faxonius virilis
Faxonius virilis
(Virile Crayfish)
Crustaceans-Crayfish
Native Transplant
Collection Info
Point Map
Species Profile
Animated Map
Impacts

Specimen ID1715095
GroupCrustaceans-Crayfish
GenusFaxonius
Speciesvirilis
Common NameVirile Crayfish
StatePA
CountyChester
LocalityStruble Lake, at Pennsylvania Fish and Boat Commission launch.
Mapping AccuracyAccurate
HUC8 NameBrandywine-Christina
HUC8 Number02040205
HUC10 NameEast Branch Brandywine Creek
HUC10 Number0204020501
HUC12 NameUpper East Branch Brandywine Creek
HUC12 Number020402050103
Map

NAS ARM
Collection Day7
Collection Month9
Collection Year2023
Year AccuracyActual
Potential Pathwaydispersed | released bait
CommentsCaptured in crayfish traps during Pennsylvania Fish and Boat Commission surveys for aquatic invasive species. ID by PFBC AIS Coordinator Sean Hartzell.
Record TypeNAS sighting report
VerifierSean Hartzell (Pennsylvania Fish and Boat Commission)
Freshwater/MarineFreshwater
Number Collected2
Photo
Faxonius virilis

Disclaimer:

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 [1/20/2026].

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