Carcinus maenas
Carcinus maenas
(green crab)
Crustaceans-Crabs
Exotic
Collection Info
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Species Profile
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13 results for Carcinus maenas (green crab)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
877648 CTNew LondonFishers Island Sound at Bluff Point2015 01100003 Thamesestablished
1711939 MEHancockSeal Harbor beach, Mount Desert Island, Maine2015 01050002 Maine Coastal 
1711940 MEHancockSeal Harbor beach, Mount Desert Island, Maine2015 01050002 Maine Coastal 
1725417 NL North Harbour within Placentia Bay, Newfoundland2015   
877644 NS beach of the Gulf Shore, Nova Scotia2015 32003700 Gulf of St. Lawrence - Eastern Scotian Shelfestablished
1764685 NYNassau[No locality description provided]2015 02030201 Northern Long Island 
1764688 NYNassau[No locality description provided]2015 02030201 Northern Long Island 
1764684 NYNassauHempstead Harbor2015 02030201 Northern Long Island 
1764687 NYNassauHempstead Harbor2015 02030201 Northern Long Island 
1764682 NYNassauLittle Neck Bay2015 02030201 Northern Long Island 
1764683 NYNassauManhasset Bay2015 02030201 Northern Long Island 
886049 NYSuffolkAtlantic Ocean off Westhampton Beach of Long Island2015 02030202 Southern Long Islandestablished
1764686 NYSuffolkGreat South Bay2015 02030202 Southern Long Island 

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/22/2026].

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