Didemnum vexillum
Didemnum vexillum
(a colonial sea squirt)
Tunicates
Exotic
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6 results for Didemnum vexillum (a colonial sea squirt)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
252636 MEWashingtonCobscook Bay (Estes Head) in Eastport2007 01050004 Passamaquoddy Bay-Bay of Fundyestablished
252629 MEWashingtonCobscook Bay near Eastport2007 01050004 Passamaquoddy Bay-Bay of Fundyestablished
252609 MEWashingtonCobscook Bay, [north of] Eastport2007 01050004 Passamaquoddy Bay-Bay of Fundyestablished
252637 NHRockinghamLittle Harbor (SW shore of New Castle Island) in Portsmouth2007 01060003 Piscataqua-Salmon Fallsestablished
269998 WAKingDockton Park, docks, Maury Island, Puget Sound.2007 17110019 Puget Soundestablished
269999 WAKingPlancich Dock Complex, Maury Island, Puget Sound.2007 17110019 Puget Soundestablished

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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Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [5/31/2026].

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