Specimen Information

Carcinus maenas
Carcinus maenas
(green crab)
Crustaceans-Crabs
Exotic
Collection Info
Point Map
Species Profile
Animated Map

Specimen ID887091
GroupCrustaceans-Crabs
GenusCarcinus
Speciesmaenas
Common Namegreen crab
StateCA
CountyHumboldt
Localityeast side of bay, just below waterline on edge of mudflat tidal channel draining an unnamed slough.
Mapping AccuracyAccurate
HUC8 NameMad-Redwood
HUC8 Number18010102
HUC10 NameHumboldt Bay-Frontal Pacific Ocean
HUC10 Number1801010206
HUC12 NameHumboldt Bay
HUC12 Number180101020605
Map
Collection Day24
Collection Month6
Collection Year1995
Year AccuracyActual
Potential Pathwayshipping ballast water
Statusestablished
Reference 1
Ref. Number:26212
Author:GBIF
Date:2013
Title:Global Biodiversity Information Facility (GBIF) Database.
Publisher:Global Biodiversity Information Facility
Reference 2
Ref. Number:25918
Author:California Academy of Sciences.
Date:2013
Title:California Academy of Sciences invertebrate zoology collection. Accessed through GBIF data portal, http://data.gbif.org/datasets/resource/14137
Publisher:California Academy of Sciences.
Record TypeSpecimen
DisposalCalifornia Academy of Sciences invertebrate zoology collection
Museum Cat NumberCAS-IZ 103348.0
Freshwater/MarineFreshwater

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Citation information: U.S. Geological Survey. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/5/2025].

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