Hydrozoa | Anthoathecata
Environment / Climate / Range
Pelagic; depth range 0 - 210 m (Ref. 116114). Subtropical
Eastern Pacific: Alaska, Canada and USA.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 2.5 cm WD male/unsexed; (Ref. 2376)
Bell height and width measures 25 mm; large stomach with 4 recurved lips suspended by a broad gelatinous peduncle; dark brown gonads on the manubrium with regular transverse folds, 2 large opposite light brown to tan tentacles and 80 rudimentary marginal tentacles (Ref. 2376).
Neritic (Ref. 116114). Active swimmer, feeds primarily on other hydromedusae, favorably Clytia gregaria (Ref. 2376). Species listed only in medusoid stage (Ref. 1663, p. 16).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Species listed only in medusoid stage (Ref. 1663, p. 16).
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. 115185)
CITES status (Ref. 108899)
Threat to humans
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Estimates of some properties based on models
Low vulnerability (10 of 100)