HomeMarine aquarium fishGobies, blennies & dottybacksFinespotted jawfish Finespotted jawfish (Opistognathus punctatus) Scientific name: Opistognathus punctatus Peters, 1869 The Finespotted jawfish (Opistognathus punctatus) is a marine fish of the family Opistognathidae. In the aquarium it needs water at 18–24°C (64–75°F). Native range: Eastern Central Pacific, Bah?a Magdalena (Baja California), throughout the Gulf of California, and south to Panama. Finespotted jawfish care at a glanceTemperature18–24°C (64–75°F) BiologyFeeds on small fishes, crustaceans, and other invertebrates. Nocturnal. Cleans and excavates its burrow, like keeping its home clean and tidy.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOpistognathus punctatusFamilyOpistognathidae (Jawfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length40.6EnvironmentMarine; demersal, usually 50 - 90 mClimateTropicalDistributionEastern Central Pacific: Bah?a Magdalena (Baja California), throughout the Gulf of California, and south to Panama.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: of no interest; gamefish: yes; aquarium: commercial More gobies, blennies & dottybacksFire gobyNemateleotris magnificaYellow prawn-gobyCryptocentrus cinctusPersian blennyEcsenius midasYellowhead jawfishOpistognathus aurifronsShore clingfishLepadogaster lepadogasterBicoloured dottybackPictichromis coralensisSee all gobies, blennies & dottybacks SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026