Drombus triangularis (Weber, 1909)
Brown drombus
photo by Ryanskiy, A.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  7 cm SL (male/unsexed)
Environment:  demersal; freshwater; brackish; marine; depth range 0 - 10 m, amphidromous
Distribution:  Indo-West Pacific: East Africa, from Delagoa Bay, Mozambique, northwards, to western Pacific (Ref. 4343).
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 9-9; Anal spines: 1-1; Anal soft rays: 7-8. Description: Gill rakers 2+1+7 (Ref. 130283). Dorsal fin with 7 spines and 9 soft rays; anal fin with 1 spine and 7-8 soft rays; pectoral fin with 18-20 rays; no free pectoral-fin rays; 2nd-4th dorsal spines elongated to head length (Ref. 4967, 130283). Scales on lateral line 32-34; transversal scales 9-10; predorsal scales 13-14; predorsal scales almost to eyes, none on opercle (Ref. 130283).

Colouration: Brownish, mottled, dark blotch on upper pectoral-fin base, white area in front, this yellow in life (Ref. 130283).

Biology:  Epibenthic, littoral, often in mangroves and rivers (Ref. 4343).
IUCN Red List Status: Least Concern (LC); Date assessed: 26 June 2018 Ref. (130435)
Threat to humans:  harmless


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