HomeFreshwater aquarium fishRainbowfish & killifishSpanish toothcarp Spanish toothcarp (Aphanius iberus) Scientific name: Aphanius iberus Valenciennes, 1846 The Spanish toothcarp (Aphanius iberus) is a freshwater fish of the family Cyprinodontidae. In the aquarium it needs water at 10–32°C (50–90°F). Spanish toothcarp care at a glanceTemperature10–32°C (50–90°F) BiologyDorsal spines (total): 0; Dorsal soft rays (total): 9-11; Anal spines: 0; Anal soft rays: 9 - 10Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAphanius iberusFamilyCyprinodontidae (Pupfishes)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)Maximum length5.5EnvironmentFreshwater; brackish;; pH range: 6.5 - 7.5; dH range: 8 - 10 benthopelagic; non-migratoryClimateTemperateDistributionEurope: Spain along Mediterranean coast from 30 known localities (now extirpated in 14 of them). Historical records from near Perpignan, France now extirpated. Populations from Algeria and the Atlas along Morocco-Algeria border have long been identified as Aphanius iberus but they belong to Aphanius saourensis and other, unnamed and possibly extinct, species. Africa: northwestern Algeria. In Appendix III of the Bern Convention (protected fauna).Conservation status (IUCN)Endangered (EN) (A2ce)Threat to humansHarmlessUsesFisheries: of no interest; aquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (tm=0.5; K>0.3) More rainbowfish & killifishArgentine pearlfishAustrolebias bellottiiRedtail nothoNothobranchius guentheriStriped panchaxAplocheilus lineatusBluefin killifishLucania goodeiFlagfishJordanella floridaeKamaka rainbowfishMelanotaenia kamakaSee all rainbowfish & killifish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026