Didemnum vexillum
Didemnum vexillum
(a colonial sea squirt)
Tunicates
Exotic
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11 results for Didemnum vexillum (a colonial sea squirt)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
252591 MELincolnAtlantic Ocean, Gulf of Maine, off the Damariscotta River at Thrumcap Island2002 01050003 St. George-Sheepscotestablished
252592 MELincolnAtlantic Ocean, Gulf of Maine, off the Damariscotta River at Thrumcap Island2003 01050003 St. George-Sheepscotestablished
252625 MELincolnDamariscotta River at Wentworth Point in Walpole2006 01050003 St. George-Sheepscotestablished
252582 MELincolnFort Island Narrows [Damariscotta River just E of Boothbay]2004 01050003 St. George-Sheepscotestablished
252624 MELincolnHockomack Channel next to Bremen Long Island2006 01050003 St. George-Sheepscotestablished
252636 MEWashingtonCobscook Bay (Estes Head) in Eastport2007 01050004 Passamaquoddy Bay-Bay of Fundyestablished
252628 MEWashingtonCobscook Bay near Eastport2006 01050004 Passamaquoddy Bay-Bay of Fundyestablished
252629 MEWashingtonCobscook Bay near Eastport2007 01050004 Passamaquoddy Bay-Bay of Fundyestablished
252607 MEWashingtonCobscook Bay, [north of] Eastport2005 01050004 Passamaquoddy Bay-Bay of Fundyestablished
252608 MEWashingtonCobscook Bay, [north of] Eastport2006 01050004 Passamaquoddy Bay-Bay of Fundyestablished
252609 MEWashingtonCobscook Bay, [north of] Eastport2007 01050004 Passamaquoddy Bay-Bay of Fundyestablished

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 [2/2/2026].

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