Phallusia nigra Savigny, 1816
Black sea squirt
Phallusia nigra
photo by Ulman, Aylin

Family:  Ascidiidae ()
Max. size:  15 cm TL (male/unsexed)
Environment:  sessile; brackish; marine; depth range 0 - 12 m
Distribution:  Cosmopolitan.
Diagnosis:   
Biology:  Identified as a possible Lessepsian migrant, present at least in Red Sea and eastern Mediterranean (Ref. 85347). It has a wide geographical range in warm seas. Common in all habitats and it is usually surrounded by ophiurans (Ref. 415). Under rock slabs and boulders in the lower eulittoral zone and subtidal rocks. Fouls pier piles and pontoons (Ref. 102838). Commensal with amphipods (Ref. 82302).
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:   
 

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