Hydrozoa | Leptothecata
Migotto, A.E., A.C. Marques, A.C. Morandini and F.L. da Silveira. 2002. (Ref. 813)
Size / Weight / Age
Climate / Range
Antarctic, Atlantic, Pacific and Arctic Oceans: Mostly polar, but also in subtropical, tropical and boreal.
Colonial (Ref. 19). This is an attached species (Ref. 3123). Known from mangroves (Ref. 86642, 86643), tidal inlets, sheltered areas of bays, sounds, caves and upper slope (> 100m), tops of Challenger and Argus seamounts (Refs. 86643). Reproduction occurs only in hydroid stage (Ref. 1663, p. 23).
IUCN Red List Status (Ref. 114614)
CITES status (Ref. 94142)
Threat to humans
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Estimation of some characteristics with mathematical models