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

11 results for Faxonius obscurus (Allegheny crayfish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
153757 NY Hudson River, freshwater tidal reach north of River Mile 30 (~168km upriver)[near Haverstraw]1996 02030101 Lower Hudsoncollected
862675 NYCayuga[No locality provided]1939 04140101 Irondequoit-Ninemileunknown
862670 NYChautauqua[No locality provided]1937 05010002 Conewangounknown
862672 NYChautauqua[No locality provided]1937 05010002 Conewangounknown
862585 NYChautauquaChautauqua Lake1937 05010002 Conewangounknown
862671 NYChautauquaChautauqua Lake1937 05010002 Conewangounknown
862677 NYErie[No locality provided]2001 04120104 Niagaraunknown
862678 NYJeffersonLake Ontario2001 04150200 Lake Ontariounknown
1673456 NYMadisonMadison, New York, United States2019 04140202 Oneidaunknown
865901 NYMontgomery[No locality provided]1982 02020004 Mohawkunknown
865902 NYMontgomery[No locality provided]1982 02020005 Schoharieunknown

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.


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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 [1/23/2022].

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