Archidoris pseudoargus
Archidoris pseudoargus
(European sea lemon nudibranch)
Mollusks-Nudibranchs
Exotic
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19 results for Archidoris pseudoargus (European sea lemon nudibranch)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1895954 MAEssexBurnham Rock, Southern Cape Ann, MA2021 01090001 Charlesestablished
1895936 MAEssexChester Poling Wreck, Southern Cape Ann, MA2018 01090001 Charlesestablished
1895943 MAEssexChester Poling Wreck, Southern Cape Ann, MA2019 01090001 Charlesestablished
1895955 MAEssexChester Poling Wreck, Southern Cape Ann, MA2021 01090001 Charlesestablished
1895935 MAEssexEgg Rock, Southern Cape Ann, MA2018 01090001 Charlesestablished
1895934 MAEssexHalfway Rock, Salem Sound, MA2017 01090001 Charlesestablished
1895958 MAEssexHalfway Rock, Salem Sound, MA2022 01090001 Charlesestablished
1895956 MAEssexNewcomb Ledge, Salem Sound, MA2021 01090001 Charlesestablished
1895930 MAEssexPaddock Rock, Southern Cape Ann, MA2017 01090001 Charlesestablished
1895931 MAEssexPaddock Rock, Southern Cape Ann, MA2017 01090001 Charlesestablished
1895932 MAEssexPaddock Rock, Southern Cape Ann, MA2017 01090001 Charlesestablished
1895933 MAEssexPaddock Rock, Southern Cape Ann, MA2017 01090001 Charlesestablished
1895942 MAEssexPaddock Rock, Southern Cape Ann, MA2019 01090001 Charlesestablished
1895944 MAEssexPickett Ledge, Southern Cape Ann, MA2019 01090001 Charlesestablished
1895945 MAEssexTwelve Foot Rock, Northeast Cape Ann, MA2019 01090001 Charlesestablished
1895952 MAPlymouthCalf Island, Outer Boston Harbor2020 01090001 Charlesestablished
1895948 MAPlymouthGraves Light Station, Outer Boston Harbor, MA2020 01090001 Charlesestablished
1895949 MAPlymouthGraves Light Station, Outer Boston Harbor, MA2020 01090001 Charlesestablished
1895960 MAPlymouthGraves Light Station, Outer Boston Harbor, MA2022 01090001 Charlesestablished

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 [2/23/2026].

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