Specimen Information

Didemnum vexillum
Didemnum vexillum
(a colonial sea squirt)
Tunicates
Exotic

Specimen ID252760
GroupTunicates
GenusDidemnum
Speciesvexillum
Common Namea colonial sea squirt
StateWA
CountyKing
LocalityDes Moines Marina, City of Des Moines, Puget Sound.
Mapping AccuracyAccurate
HUC8 NamePuget Sound
HUC8 Number17110019
HUC10 NamePuget Sound
HUC10 Number1711001912
HUC12 NamePuget Sound
HUC12 Number171100191200
Map
Collection Day20
Collection Month11
Collection Year2004
Year AccuracyActual
Potential Pathwayunknown
Statusestablished
Reference 1
Ref. Number:18741
Author:Puget Sound Action Team.
Date:2007
Title:Washington State's Response to an Invasion of Non-native Tunicates.
Publisher:Office of the Govenor, State of Washington.
Pages:29
CommentsFound on a crab trap suspended at 4 m depth from a covered floating dock.
Record TypeLiterature
Earliest Recordlocale
Freshwater/MarineMarine


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Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/21/2026].

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