Scyphozoa |
Coronatae |
Atollidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Pelagic; depth range 0 - 1000 m (Ref. 2376). Subtropical
Atlantic and Pacific Oceans: Canada, Ireland and USA.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 5.0 cm WD male/unsexed; (Ref. 2376)
Up to 3 cm wide. Basal attachment of stomach cruciform. With two pigmented spots in each of the gastric ostia. Having 20 tentacles.
Minimum depth from Ref. 116114. Bathypelagic (Ref. 19).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Members of the class Scyphozoa are gonochoric. Life cycle: Egg is laid by the adult medusa which later develops into a free-living planula, then to a scyphistoma to a strobila, and lastly to a free-living young medusa.
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
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Tools
More information
Trophic EcologyFood items (preys)
Diet composition
Food consumption
Predators
Population dynamicsGrowth
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundance
Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 3.3 - 12.3, mean 6.9 (based on 166 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.