Hydrozoa | Leptothecata
PeÃ±a Cantero, A.L. and W. Vervoort. 2003. (Ref. 7414)
Size / Weight / Age
Max length : 15.0 cm DL male/unsexed; (Ref. 7414)
Demersal; depth range 310 - 1500 m (Ref. 7414)
Climate / Range
Southwest and Antarctic Atlantic: Patagonian coasts, Falkland Island and South Georgia.
Stems up to 15 cm long, polysiphonic over a great extension. Branching dichotomous and in one plane. Branches strongly contracted at their base and originating at a position corresponding to a hydrotheca. Both stems and branches flattened. Hydrothecae arranged in subopposite or alternate pairs, forming two longitudinal series. In these series, hydrothecae may be closely approximated.
Length based on stem length. Known at depths of 310 to 2727 m (Ref. 7414). 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
| FisheriesWiki |
Estimation of some characteristics with mathematical models
Low vulnerability (10 of 100)