| Reference no. | 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 |
| Ecosystem | Cold Temperate Northeast Pacific |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Species listed under hydroid and medusae stages in the Pacific (Ref. 1663, p. 24, 28). Species listed only in hydroid stage at the Atlantic and Arctic (Ref. 1663, p. 24). It includes all waters west of the eastern end of Hudson Strait including Hudson B |