Cryptocentrus octofasciatus Regan, 1908
Blue-speckled prawn goby

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  4.5 cm SL (male/unsexed)
Environment:  demersal; marine; depth range 0 - 4 m
Distribution:  Indo-West Pacific: East Africa to the Mariana Islands, north to southern Japan; Belau, Ifaluk, and Guam in Micronesia.
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 10-10; Anal spines: 1-1; Anal soft rays: 9-9. Resembles C. koumansi, but differs by having numerous small iridescent blue spots over a dark background with at least 8 transverse bars and 3 to 4 dark round spots longitudinally along the sides.
Biology:  Common in fine sand or silt bottoms of shallow lagoons and coastal bays subject to terrestrial runoff at depths of 0.3 to 4 m. Uses the burrow of an alpheid species.
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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