Specimen Information

Pacifastacus leniusculus
Pacifastacus leniusculus
(Signal crayfish)
Crustaceans-Crayfish
Native Transplant

Specimen ID260636
GroupCrustaceans-Crayfish
GenusPacifastacus
Speciesleniusculus
Common NameSignal crayfish
StateCA
CountyEl Dorado
LocalityLake Tahoe
Mapping AccuracyAccurate
HUC8 NameLake Tahoe
HUC8 Number16050101
HUC10 NameLake Tahoe
HUC10 Number1605010105
HUC12 NameLake Tahoe
HUC12 Number160501010500
Map
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Collection Year1916
Year AccuracyActual
Potential Pathwaystocked
Statusestablished
Reference 1
Ref. Number:14711
Author:Riegel, J.A.
Date:1959
Title:The systematics and distribution of crayfishes in California.
Journal:California Fish and Game
Volume:45
Issue:1
Pages:29-50
CommentsP. leniusculus was found to be thriving in the lake proper in 1932. As many as 220 million estimated to be in the lake by 2011. Commercial fishing for them allowed on Nevada side.
Record TypeLiterature
Earliest Recorddrainage
Freshwater/MarineFreshwater


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. [2020]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/24/2020].

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