WDFW -- Aquatic Nuisance Species: Species Identification

Invasive Species Fact Sheets

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- Prohibited

View WAC 220-12-090
Classification - Nonnative aquatic
animal species with photos

Didemnum lahillei (Colonial sea squirt)

Animal Type: Tunicate/Sea-squirt
Family: Didemnidae
Classification: Unlisted Invasive Species

Colonial tunicates (Didemnum lahillei) attached to mussel cages in British Columbia. Photo by Gordon King

Colonial tunicates (Didemnum lahillei) attached to mussels in Puget Sound. Photo by Gretchen Lambert

State aquatic managers ask the public to report sightings of tunicates and other aquatic invasive species. To report sightings contact:

Allen Pleus
A quatic nuisance species coordinator for WDFW
(360) 902-2724
pleusaec@dfw.wa.gov

Pam Meacham
WDFW Assistant aquatic nuisance species coordinator
(360) 902-2741
meachpmm@dfw.wa.gov

TUNICATES

See the Tunicate information page for more information.

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