Hydrozoa | Leptothecata
PeÃ±a Cantero, A.L. and W. Vervoort. 2003. (Ref. 7414)
Size / Weight / Age
Demersal; depth range 432 - 813 m (Ref. 7414)
Climate / Range
Antarctic Atlantic: Antarctica (Weddell Sea).
Distinguished by the shape of the hydrotheca and the arrangement of the hydrothecae in two longitudinal series, but also by the erect and polysiphonic stems, frequently branched in one plane, and by the absence of both anastomoses and mushroom shaped diaphragm.
Members of the order Leptothecata include L-form hydroids. Life cycle: The zygote develops into planula and later into polyp then into free-swimming medusa (Ref. 833).
IUCN Red List Status (Ref. 114614)
CITES status (Ref. 94142)
Threat to humans
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Estimation of some characteristics with mathematical models