Homarus americanus
Homarus americanus
(American lobster)
Crustaceans-Lobsters
Native Transplant
Collection Info
Point Map
Species Profile
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Impacts

12 results for Homarus americanus (American lobster)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
4195 CA Trinidad Lighthouse (off), between San Francisco and Cape Disappointment, WA1888 18010102 Mad-Redwoodfailed
4196 CA San Francisco Bay1888 18050004 San Francisco Bayfailed
4189 CAAlamedaSan Francisco Bay at Oakland1874 18050004 San Francisco Bayfailed
621430 CALos AngelesSan Pedro Bay1950 18070106 San Gabrielfailed
4191 CAMarinBonita Lighthouse outside the Golden Gate1879 18050005 Tomales-Drake Baysfailed
4192 CAMontereyPacific Grove, Monterey Bay1888 18060015 Monterey Bayfailed
4193 CAMontereyPoint Lobos south of Carmel Bay1888 18060006 Central Coastalfailed
4194 CAMonterey/Santa ClaraMonterey Bay1888 18060015 Monterey Bayfailed
4201 CAMonterey/Santa ClaraMonterey Bay1889 18060015 Monterey Bayfailed
4197 CAMonterey-Santa ClaraMonterey Bay (in and off)1888 18060015 Monterey Bayfailed
621431 CASan FranciscoSan Francisco Bay1874 18050002 San Pablo Bayfailed
621429 CASan FranciscoSan Francisco Bay1950 18050002 San Pablo Bayfailed

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 [1/21/2026].

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