Hydrallmania falcata (Linnaeus, 1758) Sickle hydroid |
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Family: | Sertulariidae () | |||
Max. size: | ||||
Environment: | sessile; marine; depth range 3 - 2200 m | |||
Distribution: | Atlantic and Pacific Oceans. Subtropical to polar. | |||
Diagnosis: | ||||
Biology: | Occurs in shallow waters <50 m depth, but absent along the continental coast. Found in areas of fine sand (Ref. 96391). Colonial (Ref. 19). Sessile (Ref. 3123). Suspension feeder (Ref. 118257). Found at depths of 3 to 2200 m (Ref. 120471). | |||
IUCN Red List Status: | Not Evaluated (N.E.) Ref. 123251) | |||
Threat to humans: | ||||
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