HomeFreshwater aquarium fishLoachesCoolie loach Coolie loach (Pangio kuhlii) Scientific name: Pangio kuhlii Valenciennes, 1846 Photo: http://www.aquahobby.com/gallery/e_kuhli.php The Coolie loach (Pangio kuhlii) is a freshwater fish of the family Cobitidae that grows to about 10 cm (3.9 in). It is peaceful, suits community aquariums and needs a tank of at least 40 L (11 US gal), water at 24–30°C (75–86°F) and a pH of 5.5–6.5. Native range: Asia, Indonesia, Java and Sumatra. Lives in hill streams to lowland forest canals. Coolie loach care at a glanceTemperamentPeacefulCommunity tankGoodAdult size10 cm (3.9 in)Minimum tank40 L (11 US gal)Temperature24–30°C (75–86°F)pH5.5–6.5DietOmnivore BiologyVertebrae: 47 - 51. Color pattern consisting of 6-10 bars, usually irregular, with a dark large quadrangular blotch occupying the proximal half of caudal fin; median lobe of lower lip not produced into a barbel.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePangio kuhliiFamilyCobitidae (Loaches)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length12.0EnvironmentFreshwater;; pH range: 5.5 - 6.5; dH range: ? - 5 demersalClimateTropicalDistributionAsia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More loachesZebra loachBotia striataReticulate loachBotia lohachataBengal loachBotia darioHorseface loachAcantopsis choirorhynchosSkunk botiaYasuhikotakia morletiDwarf botiaYasuhikotakia sidthimunkiSee all loaches Can it live with...?Coolie loach and Banded mountain loachCoolie loach and Bengal loachCoolie loach and Blyth's loachCoolie loach and Clown loachCoolie loach and Dwarf botiaCoolie loach and Hillstream loachCoolie loach and Horseface loachCoolie loach and Pond loachCoolie loach and Redtail botia / Blue botiaCoolie loach and Reticulate loachCoolie loach and Tiger loach 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