Hydrozoa | Anthoathecata
Environment: milieu / climate zone / depth range / distribution range
Pelagic; depth range 3 - 175 m (Ref. 120471). Polar
Arctic, Atlantic, Mediterranean and Pacific Oceans. Mostly polar, but also in subtropical, temperate and boreal climates.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 1.8 cm H male/unsexed; (Ref. 2992)
Found in shallow waters on stones and mollusc shells (Ref. 120468). Meroplanktonic (Ref. 120471). Found in coastal boreal and arctic waters (Ref. 64386). Species exhibits both asexual and sexual reproduction by budding during hydroid stage and release of gametes in medusae stages (Ref. 1663, p. 15, 18).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Species exhibits both asexual and sexual reproduction by budding during hydroid stage and release of gametes in medusae stages (Ref. 1663, p. 15, 18).
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
Low vulnerability (10 of 100)