Ectyoplasia ferox (Duchassaing & Michelotti, 1864)
Brown encrusting octopus sponge
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Family:  Raspailiidae ()
Max. size: 
Environment:  reef-associated; brackish; marine; depth range 2 - 60 m
Distribution:  Western Atlantic.
Diagnosis:  Growth forms varies from thick encrustations more than 1 cm thick, to irregular interconnected encrusting lobes, globular masses, fused groups of conical to chimney-like tubes, or irregular branches reaching 35 cm in height and 3 cm in width. Surface either smooth and finely porous with many fine perforations, or finely rugose. May also be slimy and corrugated out of water. Exterior is commonly orange-brown, but may also be yellow-orange, orange, yellowish-brown or red-orange. Yellow to cream interior. Firm and brittle consistency. Mucus exudate rare. Oscules flush or elevated on conical lobes or tubes with a yellow collar membrane, may be evenly spaced, scattered, or in rows that fuse together into low ridges. May be surrounded by fine radiating grooves (Ref. 85482).
Biology:  Maximum depth reported taken from Ref. 128739. Occurs on coral reefs, hard bottoms, lagoons (Ref. 85482), and mangroves (Ref. 86836). It hosts alpheid shrimps in its canals (Ref. 83410). Inhabits coralline algae reefs, coral communities, algal nodules, shallow coral and lower mesophotic reefs (Ref. 128739).
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:   
 

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