HomeFish encyclopediaRay-finned fishesPerch-like fishSleepersBluegilled bully Bluegilled bully (Gobiomorphus hubbsi) Scientific name: Gobiomorphus hubbsi Stokell, 1959 The Bluegilled bully (Gobiomorphus hubbsi) is a freshwater fish of the family Eleotridae. Native range: Oceania, endemic to New Zealand. Species factsScientific nameGobiomorphus hubbsiFamilyEleotridae (Sleepers)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length8.2EnvironmentMarine; freshwater; brackish; demersal; amphidromousClimateSubtropicalDistributionOceania: endemic to New Zealand.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