Specimen Information

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

Specimen ID252758
GroupTunicates
GenusDidemnum
Speciesvexillum
Common Namea colonial sea squirt
StateWA
CountyJefferson
LocalityDabob Bay, Taylor Shellfish Site, Hood Canal.
Mapping AccuracyAccurate
HUC8 NameHood Canal
HUC8 Number17110018
HUC10 NameHood Canal
HUC10 Number1711001808
HUC12 NameHood Canal
HUC12 Number171100180800
Map
Collection Day12
Collection Month5
Collection Year2006
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
CommentsOn shellfish long line, buoys,raft, etc. Some large colonies on water intake pipe and the anchor line for the raft.
Record TypeLiterature
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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