HomeFreshwater aquarium fishLoachesClown loach Clown loach (Chromobotia macracanthus) Scientific name: Chromobotia macracanthus Bleeker, 1852 Photo: https://www.encyclo-fish.com/EN/freshwater/fishes/chromobotia-macracanthus.php The Clown loach (Chromobotia macracanthus) is a freshwater fish of the family Cobitidae that grows to about 50 cm (20 in). It is moderate to keep and peaceful, suits community aquariums and needs a tank of at least 210 L (55 US gal), water at 24–30°C (75–86°F) and a pH of 5.0–7.5. Native range: Asia, Sumatra, India and Borneo. Clown loach care at a glanceCare levelModerateTemperamentPeacefulCommunity tankGoodAdult size50 cm (20 in)Minimum tank210 L (55 US gal)Temperature24–30°C (75–86°F)pH5.0–7.5Hardness5–12 dGH (89–214 ppm)DietOmnivore. Accepts flakes, frozen foods and live foods. BiologyFeeds on worms, crustaceans and plant matter. Aquarium keeping: aggressive; in groups of 5 or more individuals; minimum aquarium size 150 cm.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChromobotia macracanthusFamilyCobitidae (Loaches)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length30.0EnvironmentFreshwater;; pH range: 5.0 - 8.0; dH range: 5 - 12 demersalClimateTropicalDistributionAsia: Indonesia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercial; aquarium: highly commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More loachesTiger loachSyncrossus hymenophysaRedtail botia / Blue botiaYasuhikotakia modestaDwarf botiaYasuhikotakia sidthimunkiSkunk botiaYasuhikotakia morletiBanded mountain loachAcanthocobitis urophthalmusHorseface loachAcantopsis choirorhynchosSee all loaches Can it live with...?Clown loach and Banded mountain loachClown loach and Bengal loachClown loach and Black ghostClown loach and Black sharkminnowClown loach and Blackbarred limiaClown loach and Bleeding-heart tetraClown loach and Bloodfin tetraClown loach and Bluespotted corydorasClown loach and Blyth's loachClown loach and Brilliant rasboraClown loach and Butterfly splitfinClown loach and Chinese suckerClown loach and Clown barbClown loach and Clown rasboraClown loach and Coolie loachClown loach and Crescent bettaClown loach and Dwarf botiaClown loach and Dwarf rainbowfishClown loach and Eel LoachClown loach and Forktail rainbowfishClown loach and Gangetic leaffishClown loach and Garnet tetraClown loach and Glass catfishClown loach and Glowlight tetraClown loach and Goldeneye cichlidClown loach and Head-and-taillight tetraClown loach and Hillstream loachClown loach and Horseface loachClown loach and Indian glassy fishClown loach and Lake Kutubu rainbowfish 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