Hydrozoa | Leptothecata
Environment: milieu / climate zone / depth range / distribution range
Demersal; depth range 366 - 1600 m (Ref. 7701). Temperate
Northern Atlantic and Northwest Pacific: USA, Norway, Japan and Greenland.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 15.0 cm H male/unsexed; (Ref. 7701)
Depth based on occurrence record; to be replaced with better reference. 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).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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.
Crowell, S. 1982. (Ref. 7701)
IUCN Red List Status (Ref. 115185)
CITES status (Ref. 108899)
Threat to humans
| FishSource |
Estimates of some properties based on models
): -0.5 - 6, mean 2.3 (based on 302 cells).
Low vulnerability (10 of 100)