HomeFreshwater aquarium fishTetras & characinsGoldencrown tetra Goldencrown tetra (Aphyocharax alburnus) Scientific name: Aphyocharax alburnus G?nther, 1869 The Goldencrown tetra (Aphyocharax alburnus) is a freshwater fish of the family Characidae. In the aquarium it needs water at 20–28°C (68–82°F). Native range: South America, Amazon River basin. Reported from Argentina. Goldencrown tetra care at a glanceTemperature20–28°C (68–82°F) Species factsScientific nameAphyocharax alburnusFamilyCharacidae (Characins)OrderCharaciformes (Characins)ClassActinopterygii (Ray-finned fishes)Maximum length8.0EnvironmentFreshwater;; pH range: 5.5 - 7.5; dH range: ? - 20 benthopelagicClimateTropicalDistributionSouth America: Amazon River basin. Reported from Argentina.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More tetras & characinsDarter characinCharacidium fasciatumRedflank bloodfinAphyocharax rathbuniCochu's blue tetraBoehlkea fredcochuiRummy-nose tetraHemigrammus rhodostomusEmber tetraHyphessobrycon amandaeOrnate tetraHyphessobrycon bentosiSee all tetras & characins SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026