Chrysaora melanaster

Chrysaora melanaster   Brandt, 1838

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Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Scyphozoa | Semaeostomeae | Pelagiidae

Environment: milieu / climate zone / depth range / distribution range Ecology

Pelagic.  Polar (Ref. 1663)

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Arctic, North Atlantic and North Pacific.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 60.0 cm WD male/unsexed; (Ref. 2376)

Short description Morphology

Up to 30 cm wide, about 0ne-third as high as wide; marginal lappets of almost equal size and shape; septa between stomach pouches straight, rhopalar pouches in middle portion somewhat broader, at margin considerably narrower than the tentacular pouches; 3 to 5 tentacles per octant; 32 radiating reddish or brown streaks on exumbrella and moreover 16 radiating dark brown, almost black, streaks on subumbrella below the septa between the stomach pouches.

Biology     Glossary (e.g. epibenthic)

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.

Main reference References | Coordinator | Collaborators

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)

  Not Evaluated 

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses


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Ecology
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Length-weight rel.
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References

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, Search) | Zoological Record

Estimates based on models

Fishing Vulnerability (Ref. 71543): Moderate vulnerability (44 of 100).
Price category (Ref. 80766): Unknown.

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