HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesBlackthroat goby Blackthroat goby (Favonigobius melanobranchus) Scientific name: Favonigobius melanobranchus Fowler, 1934 The Blackthroat goby (Favonigobius melanobranchus) is a marine fish of the family Gobiidae. Native range: Indo-West Pacific and the Mediterranean Sea. BiologyDorsal spines (total): 7; Dorsal soft rays (total): 8-9; Anal spines: 1; Anal soft rays: 8 - 9. Body with small spots; sides with 4-5 groups of black spots, last spot on caudal peduncle often paired and ending with a thin vertical bar at caudal fin base. Males with 6-8 dark vertical lines on belly; dorsal, anal and pelvic fins dusky to black; caudal fin with thin wavy bars and upper margin with 1-2 black spots. Females with spotted fins except for pelvic fins.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameFavonigobius melanobranchusFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length5.5Depth range0–5 m (0–16 ft)EnvironmentMarine; demersal; depth range 0 - 5 mClimateSubtropicalDistributionIndo-West Pacific and the Mediterranean Sea.Conservation status (IUCN)Lower Risk: near threatened (LR/nt)Threat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026