Carcinus maenas
Carcinus maenas
(green crab)
Crustaceans-Crabs
Exotic
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10 results for Carcinus maenas (green crab)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1711909 WAPacificNahcotta small boat basin off Sandridge Rd.2023 17100106 Willapa Bay 
4875 WAPacificWillapa Bay1998 17100106 Willapa Bayestablished
4876 WAPacificWillapa Bay1998 17100106 Willapa Bayestablished
4358 WAPacificWillapa Bay1998 17100106 Willapa Bayestablished
163778 WAPacificWillapa Bay1999 17100106 Willapa Bayestablished
163779 WAPacificWillapa Bay2000 17100106 Willapa Bayestablished
163780 WAPacificWillapa Bay2001 17100106 Willapa Bayestablished
163781 WAPacificWillapa Bay2001 17100106 Willapa Bayestablished
4877 WAPacificWillapa Bay at Oysterville, WA [west shore of Bay].1998 17100106 Willapa Bayestablished
4360 WAPacificWillapa Bay near Stackpole, WA (Leadbetter Point)1998 17100106 Willapa Bayestablished

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/31/2025].

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For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.