HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesPug-headed mudskipper Pug-headed mudskipper (Periophthalmodon freycineti) Scientific name: Periophthalmodon freycineti Quoy & Gaimard, 1824 The Pug-headed mudskipper (Periophthalmodon freycineti) is a brackish-water fish of the family Gobiidae. Native range: Western Pacific, Philippines, eastern Indonesia, and northern Queensland. Also from Papua New Guinea. BiologyAn intertidal and amphibious air-breather that actively shuttles back and forth between rock pools and air.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePeriophthalmodon freycinetiFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)EnvironmentMarine; brackish; demersalClimateTropicalDistributionWestern Pacific: Philippines, eastern Indonesia, and northern Queensland. Also from Papua New Guinea.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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