Calcarea | Baerida
Khodakovskaya, A.V. 2003. (Ref. 834)
Size / Weight / Age
Sessile; depth range 132 - 419 m (Ref. 897)
Climate / Range
Northwest Pacific, Atlantic and Arctic Oceans: Japan (Ref. 834), Greenland, Kuril Island and Russian Federation (Ref. 897).
Members of the class Calcarea are hermaphroditic. Life cycle: The zygote develops into either coeloblastula or amphiblastula larva (free-swimming) before settling down on a substrate where it grows into a young sponge (Ref. 833).
IUCN Red List Status (Ref. 114614)
CITES status (Ref. 94142)
Threat to humans
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Estimation of some characteristics with mathematical models