Coryphopterus dicrus Böhlke & Robins, 1960
Colon goby
Coryphopterus dicrus
photo by Itriago, H.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  5 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range 3 - 20 m
Distribution:  Western Atlantic: southern Florida in USA and Bahamas to southeastern Brazil (Ref. 51894).
Diagnosis:  Dorsal spines (total): 6-6; Dorsal soft rays (total): 9-10; Anal spines: 1-1; Anal soft rays: 10-10; Vertebrae: 26-26. Pelvic frenum absent. Innermost pelvic-fin rays branched, connected to the ray of the opposite side by a basal membrane and smaller than immediately adjacent one (66 - 77% of its length). Elongate spine in the first dorsal fin absent. No spot above opercle (Ref. 52312). Two distinct dark spots, one above other, on pectoral fin base (Ref. 26938). With numerous small brown spots, the largest a series of 6 along lower side, and small pale blue-green flecks; horizontal dark lines on head, the most prominent posterior to eye; a vertical blackish line or two blackish spots at base of caudal fin (Ref. 13442).
Biology:  Inhabits coral reefs, tide pools, limestone caves, algae-covered rocks and isolated patch reefs surrounded by white sand (Ref. 5521).
IUCN Red List Status: Least Concern (LC); Date assessed: 01 March 2010 Ref. (124695)
Threat to humans:  harmless
Country info:   

Entered by: Froese, Rainer - 01.05.91
Modified by: Reyes, Rodolfo B. - 27.02.14
Checked by: Torres, Armi G. - 27.08.94

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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