HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesToothy goby Toothy goby (Pleurosicya mossambica) Scientific name: Pleurosicya mossambica Smith, 1959 The Toothy goby (Pleurosicya mossambica) is a marine fish of the family Gobiidae. Native range: Indo-West Pacific, Red Sea and East Africa to Fiji and the Marquesan Islands, north to southern Japan, south to southeast Australia and New Caledonia. BiologyDorsal spines (total): 7; Dorsal soft rays (total): 7-8; Anal spines: 1; Anal soft rays: 8. Pale reddish in color. Gill rakers rudimentary. Transverse scales 7. Mouth large, maxillary extending to vertical from midline to eye. Midline of predorsal and nape naked but scaled on either side. Median fins low; first dorsal roughly triangular and shorter than anterior rays of second dorsal, which is quite low posteriorly. Pectoral large, extending to below gap between dorsal fins. Ventral fins large, frenum fimbriate.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePleurosicya mossambicaFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length3.0Depth range2–30 m (7–98 ft)EnvironmentMarine; reef-associated; depth range 2 - 30 mClimateTropicalDistributionIndo-West Pacific: Red Sea and East Africa to Fiji and the Marquesan Islands, north to southern Japan, south to southeast Australia and New Caledonia.Conservation status (IUCN)Not EvaluatedThreat 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