Hydrozoa | Leptothecata
Environment: milieu / climate zone / depth range / distribution range
Sessile; depth range 4 - 545 m (Ref. 120471). Subtropical
Arctic, Atlantic and Pacific Oceans. Mostly polar, but also in subtropical and boreal climates.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
It is epizoic on other hydroids, Obelia dichotoma at depths of 20 to 30 m (Ref. 87801). Overall depth range of 4 to 545 m (Ref. 120471). Found in coastal waters and often grew on other animals (Ref. 64386). Reproduction occurs only in hydroid stage (Ref. 1663, p. 19).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Reproduction occurs only in hydroid stage (Ref. 1663, p. 19).
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. 120744)
CITES status (Ref. 108899)
Threat to humans
| FishSource |
Estimates of some properties based on models
): 1.1 - 12.1, mean 7.2 (based on 167 cells).