Hydrozoa |
Trachymedusae |
Rhopalonematidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Pelagic; depth range 0 - 1000 m (Ref. 116114). Polar
Antarctic, Atlantic, Indo-Pacific and Arctic Oceans: Mexico, Brazil, Canada and USA. Mostly polar, but also in subtropical and boreal.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 4.5 cm WD male/unsexed; (Ref. 2992)
Deep sea species (Ref. 116114).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Species listed only in medusoid stage (Ref. 1663, p. 29).
Migotto, A.E., A.C. Marques, A.C. Morandini and F.L. da Silveira. 2002. (Ref. 813)
IUCN Red List Status (Ref. 130435)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
More information
Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance
Internet sources
Estimates based on models
Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.