Hydrozoa |
Leptothecata |
Melicertidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Pelagic; depth range 0 - 102 m (Ref. 120471). Polar
Arctic, Northern Atlantic and Pacific Ocean.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 1.4 cm WD male/unsexed; (Ref. 2992)
Coastal species, estuarine; weak swimmer; feeds on copepods, polychaete larvae and fish larvae (Ref. 2376). Meroplanktonic (Ref. 120471).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Species exhibits both asexual and sexual reproduction by budding during hydroid stage and release of gametes in medusae stages (Ref. 1663, p. 18, 26).
Cairns, S.D., D.R. Calder, A. Brinckmann-Voss, C.B. Castro, D.G. Fautin, P.R. Pugh, C.E. Mills, W.C. Jaap, M.N. Arai, S.H.D. Haddock and D.M. Opresko 2003 Common and Scientific Names of Aquatic Invertebrates from the United States and Canada: Cnidaria and Ctenophore, Second Edition. American Fisheries Society Special Publication, no,28. XI+115. With CD-ROM. (Ref. 1663)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
More information
Population dynamicsGrowthMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionAbundance Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 5.7 - 12.4, mean 9.1 (based on 948 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.