Diadema setosum (Leske, 1778)
Porcupine sea urchin
Diadema setosum
photo by Batoy, Corazon B.

Family:  Diadematidae ()
Max. size: 
Environment:  reef-associated; marine; depth range 0 - 70 m
Distribution:  Indo-Pacific and the Mediterranean: from Red Sea to South Pacific Islands and Japan.
Biology:  Common in the sublittoral fringe around protected rocky coastlines (Ref. 102838). Found on muddy substrate (Ref. 2931). Occurs in assemblages in reef areas with high percentage of dead corals (Ref. 800). Common on Porites-dominated coral reefs; less common on Acropora assemblage (Ref. 102838). Feeds on algae that grows on dead corals or rubble area (Ref. 800).
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans:  harmless
Country info:   

Entered by: Pan-Saniano, Marianne - 21.03.06

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