Specimen Information

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

Specimen ID1697423
GroupCrustaceans-Crayfish
GenusPacifastacus
Speciesleniusculus
Common NameSignal Crayfish
StateCA
CountyMarin
LocalityRedwood Creek in Muir Woods National Monument
Mapping AccuracyApproximate
HUC8 NameTomales-Drake Bays
HUC8 Number18050005
Map
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Collection Month5
Collection Year1954
Year AccuracyActual
Reference 1
Ref. Number:28504
Author:Fong, D., and J.A. Howell.
Date:2006
Title:Distribution and abundance of California Giant Salamander (Dicamptodon ensatus) and Signal Crayfish (Pacifastacus leniusculus) in the Upper Redwood Creek Watershed, Marin County, California: USGS Open-File Report 2006-1066.
Publisher:U.S. Geological Survey
Pages:45
CommentsEarliest record of P. leniusculus in the Golden Gate National Recreation Area
Record TypeLiterature


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Citation information: U.S. Geological Survey. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/6/2022].

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