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Trimma winterbottomi Randall & Downing, 1994 Trench-head pygmygoby |
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photo by
Field, R. |
| Family: | Gobiidae (Gobies), subfamily: Gobiinae | |||
| Max. size: | 3 cm TL (male/unsexed) | |||
| Environment: | reef-associated; marine; depth range 5 - 21 m | |||
| Distribution: | Indian Ocean: Saudi Arabia to western Thailand. | |||
| Diagnosis: | Dorsal spines (total): 7-7; Dorsal soft rays (total): 10-11; Anal spines: 1-1; Anal soft rays: 9-10. Diagnosis: This species has a frontal ridge behind the orbits that slopes steeply into a wide interorbital trench anteromedially, and into postorbital trenches laterally ; posterior nasal opening adnate to eye; no elongate dorsal spines; second dorsal with 10 or more elements; fifth pectoral ray with two sequential branches (occasionally one dichotomous branch); 18 or more pectoral rays; no scales on head; body color orange-red with four white bars on dorsum, and light orange blotches on white colored head and nape; dark triangular group of melanophores above opercle (Ref. 57688). Description: Caudal fin rounded; pelvic fins joined by membrane at the base (Ref. 11441). | |||
| Biology: | Inhabits coral reefs and within the reef-rubble slope (Ref. 11441, 57688). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 20 June 2017 Ref. (130435) | |||
| Threat to humans: | harmless | |||