Hydrozoa | Actinulida
Environment: milieu / climate zone / depth range / distribution range
Sessile; depth range 0 - 14 m (Ref. 123889). Subtropical; 76°N - 13°N, 71°W - 81°E
Arctic, Atlantic Ocean, Mediterranean and Western Indian Ocean. From Massachusetts, USA to Kara Sea, Mediterranean and India. Polar to subtropical.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 0.1 cm BL male/unsexed; (Ref. 2992)
Body up to 0.08 cm long; about 20 tentacles and more than 10 statocysts; each tentacle of one of the two whorls with a large basal thickening.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Reproduction occurs only in hydroid stage (Ref. 1663, p. 26).
Cairns, S.D., D.R. Calder, A. Brinckmann-Voss, C.B. Castro, D.G. Fautin, P.R. Pugh, C.E. Mills, W.C. Jaap, M.N. Arai, S.H.D. Haddock and D.M. Opresko. 2003. (Ref. 1663)
IUCN Red List Status (Ref. 124695)
CITES status (Ref. 108899)
Threat to humans
| FishSource |
Estimates of some properties based on models
Low vulnerability (10 of 100)