Bryaninops ridens Smith, 1959
Ridens goby
photo by Bogorodsky, S.V.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  1.78 cm SL (male/unsexed)
Environment:  reef-associated; marine; depth range 6 - 30 m
Distribution:  Indo-Pacific: Red Sea and East Africa to Fiji (Ref. 10708) and Tonga (Ref. 53797), north to the Yaeyama Islands, south to the Great Barrier Reef. Ulithi in Micronesia.
Diagnosis:  Dorsal spines (total): 7-8; Dorsal soft rays (total): 7-8; Anal spines: 1-1; Anal soft rays: 8-8. Dorsal-fin rays VI + I,8 (rarely I,7); anal-fin rays I,8; pectoral-fin rays usually 13 or 14; body naked anterior to rear base of first dorsal fin, the longitudinal scale count 31–37 (mean scale count 33); body depth at origin of anal fin 13.3–17.5% SL; body progressively compressed posteriorly; head width greater than head depth and broader ventrally; snout length shorter than orbit diameter; gill opening extending forward to or anterior to posterior margin of preopercle; no canine tooth at side of lower jaw; caudal fin truncate to slightly rounded; pelvic fins short, round, and cup-like, the pelvic spines short; body translucent greenish yellow, the skeletal features of body visible; head and abdomen yellowish green with numerous black dots; a yellowish green band with black dots from eye to eye across front of snout and enclosing nostrils; red of gill filaments visible through operculum; fins translucent; iris dusky yellowish green with a broad inner white circle. A small species, the largest specimen 17.8 mm SL (Ref. 89154).
Biology:  Inhabits lagoon and seaward reefs and found on large Porites knoll and branching Millepora.
IUCN Red List Status: Least Concern (LC); Date assessed: 12 March 2015 Ref. (124695)
Threat to humans:  harmless
Country info:   

Entered by: Capuli, Estelita Emily - 01.02.93
Modified by: Valdestamon, Roxanne Rei - 08.06.15
Checked by: Busson, Frédéric - 26.01.12

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