| 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 | introduced |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Species listed under their hydroid and medusoid stage are introduced in estuarine both in Atlantic and Pacific coasts (Ref. 1663, p. 19, 26). |