Coco coralbrotula (Ogilbia cocoensis) is a ray-finned fish of the family Dinematichthyidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 3.8 cm. It occurs at depths between 0 and 3 metres. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Vulnerable on the IUCN Red List.
Dorsal soft rays (total): 63 - 70; Anal soft rays: 49 - 54; Vertebrae: 40 - 41. The species is characterized by the following: vertebrae 11 + 29-30 = 40-41, dorsal fin rays 63-70, anal fin rays 49-54; outer pseudoclasper with a broad base and long supporter resulting in a sharp and pointed tip; inner pseudoclasper anteriorly inclined, of about length of outer pseudoclasper, with sharp, pointed tip anteriorly and fleshy flap posteriorly; penis with abrupt change from broad base to pointed tip; opercular spine with single, sharp tip; large scale patch on cheeks with 6-7 vertical scale rows; otolith slender, length: height ratio about 2.4; upper preopercular pore present .
Behavioural data for Coco coralbrotula is currently being reviewed.
Marine; demersal; depth range 0 - 3 m . Tropical
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