HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesDiphasic goby Diphasic goby (Lythrypnus heterochroma) Scientific name: Lythrypnus heterochroma Ginsburg, 1939 The Diphasic goby (Lythrypnus heterochroma) is a marine fish of the family Gobiidae. Native range: Western Atlantic, Bahamas, Cuba, Mexico, and Belize. BiologyInhabits isolated patch reefs surrounded by white sand.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLythrypnus heterochromaFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length2.5EnvironmentMarine; reef-associatedClimateTropicalDistributionWestern Atlantic: Bahamas, Cuba, Mexico, and Belize.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