Biemna variantia (Bowerbank, 1858)
Saucer-shaped horny sponge
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Family:  Desmacellidae ()
Max. size:  15 cm H (male/unsexed)
Environment:  sessile; marine; depth range 401 - 457 m
Distribution:  Arctic and Northern Atlantic: Canada and Germany. Temperate to polar.
Diagnosis:   
Biology: 
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:   
 

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