HomeFreshwater aquarium fishTetras & characinsRedspotted tetra Redspotted tetra (Copeina guttata) Scientific name: Copeina guttata Steindachner, 1876 The Redspotted tetra (Copeina guttata) is a freshwater fish of the family Lebiasinidae that grows to about 7.6 cm (3 in). It is easy to keep and peaceful, suits community aquariums and needs a tank of at least 115 L (30 US gal), water at 23–28°C (73–82°F) and a pH of 6.5–7.0. Native range: South America, Streams and rivers of central Amazonia. Redspotted tetra care at a glanceCare levelEasyTemperamentPeacefulCommunity tankGoodAdult size7.6 cm (3 in)Minimum tank115 L (30 US gal)Temperature23–28°C (73–82°F)pH6.5–7.0Hardness5–8 dGH (89–143 ppm)DietOmnivore. Accepts flakes, freeze-dried foods and frozen foods. BiologyFeeds on worms, insects and small crustaceans.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCopeina guttataFamilyLebiasinidae (Pencilfishes)OrderCharaciformes (Characins)ClassActinopterygii (Ray-finned fishes)Maximum length7.6EnvironmentFreshwater; pelagicClimateTropicalDistributionSouth America: middle Amazon River basin.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Fec = 100) More tetras & characinsMarbled hatchetfishCarnegiella strigataBlackwing hatchetfishCarnegiella marthaeRiver hatchetfishGasteropelecus sterniclaGolden pencilfishNannostomus beckfordiBarred pencilfishNannostomus espeiBlackline penguinfishThayeria boehlkeiSee all tetras & characins SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0. Aquarium care parameters compiled, checked and converted to metric and imperial units by Guppies.za.net.Last updated 28 September 2026