Specimen Information

Faxonius obscurus
Faxonius obscurus
(Allegheny crayfish)
Crustaceans-Crayfish
Native Transplant

Specimen ID1736232
GroupCrustaceans-Crayfish
GenusFaxonius
Speciesobscurus
Common NameAllegheny crayfish
StatePA
CountyBerks
LocalityDelaware river watershed, Berks, PA
Mapping AccuracyAccurate
HUC8 NameSchuylkill
HUC8 Number02040203
HUC10 NameTulpehocken Creek
HUC10 Number0204020304
HUC12 NameNorthkill Creek
HUC12 Number020402030405
Map
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Collection Day22
Collection Month6
Collection Year2017
Year AccuracyActual
Reference 1
Ref. Number:43097
Author:Morrill, D.P., and D.H. Keller
Date:2023
Title:First record of Faxonius propinquus (Girard, 1852) in the Delaware River
watershed and new records of another non-native crayfish species,
Procambarus acutus (Girard, 1852)
Journal:BioInvasions Records
Volume:12
Issue:4
Pages:1099-1109
Record TypeLiterature
Number Collected233


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/24/2024].

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