Trimma okinawae (Aoyagi, 1949)
Orange-red pygmygoby
photo by Allen, G.R.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  3.5 cm SL (male/unsexed)
Environment:  reef-associated; depth range 8 - 35 m
Distribution:  Western Pacific: Ryukyu and Ogasawara Islands to Rotuma, south to Rowley Shoals in the eastern Indian Ocean and the Great Barrier Reef. Recently recorded from Tonga (Ref. 53797).
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 9-10; Anal spines: 1-1; Anal soft rays: 8-9. Has same general appearance as T. caesiura and T. naudei. Characterized by having greyish matrix with dense orange spotting on head and body; presence of faint spotting on fins; elongate second dorsal spine; fifth pelvic ray branched, 60-70% length of fourth ray; longitudinal scale series 26-27; predorsal scales absent; cheek and opercle without scales; depth of body 4.0-4.4 in SL (Ref. 90102).
Biology:  Inhabits clear coastal reefs, near sponges (Ref. 48637). Usually hovers upside-down in small caves in coral reefs. Forms small loose groups (Ref. 90102).
IUCN Red List Status: Least Concern (LC); Date assessed: 10 March 2015 Ref. (120744)
Threat to humans:  harmless
Country info:   
 

Entered by: Capuli, Estelita Emily - 29.01.93
Modified by: Valdestamon, Roxanne Rei - 23.05.18

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