Scyphozoa | Stauromedusae
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)
Size / Weight / Age
Max length : 3.0 cm WD male/unsexed; (Ref. 2992)
Climate / Range
Northeast Pacific and Western Atlantic: USA and Canada.
Calyx pyramidal, octangular, much broader than high, up to 3 cm wide; peduncle considerably longer than height of calyx; notches between arms of equal width; 60 to 70 tentacles on each arm; marginal anchors very large, obliquely trumpet-shaped, each with a rudimentary tentacle; gonads projecting about half-way into the arms, with follicles in 4 radiating rows.
Members of the class Scyphozoa are gonochoric. Life cycle: Egg is laid by the adult medusa which later develops into a free-living planula, then to a scyphistoma to a strobila, and lastly to a free-living young medusa (Ref. 833).
IUCN Red List Status (Ref. 114614)
CITES status (Ref. 94142)
Threat to humans
| FisheriesWiki |
Estimation of some characteristics with mathematical models
Low vulnerability (10 of 100)