HomeFish encyclopediaRay-finned fishesPerch-like fishSea basses: groupers and fairy bassletsMexican sand perch Mexican sand perch (Diplectrum macropoma) Scientific name: Diplectrum macropoma G?nther, 1864 The Mexican sand perch (Diplectrum macropoma) is a marine fish of the family Serranidae. Native range: Eastern Pacific, Gulf of California and southern Baja California in Mexico to Peru, including the Galapagos Islands. BiologyInhabits sand and mud bottoms. Lives to about 4 years ( reaches 12 cm SL). Feeds on crustaceans. A synchronous hermaphrodite.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameDiplectrum macropomaFamilySerranidae (Sea basses: groupers and fairy basslets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length18.0Depth range9–80 m (30–262 ft)EnvironmentMarine; demersal; depth range 9 - 80 m, usually 20 - 40 mClimateTropicalDistributionEastern Pacific: Gulf of California and southern Baja California in Mexico to Peru, including the Galapagos Islands.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: of no interestResilienceHigh, 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