Bronze Catfish Fact Sheet Black Kuhli Loach Fact Sheet Echinodorus amazonicus – Żabienica amazońska The Black Kuhli Loach, Pangio oblonga, is a close relative of the Kuhi loach, Pangio kuhlii, but is not as popular in aquariums because of its plainer colouring. The Black Kuhli loach comes from India, Bangladesh, Myanmar, Cambodia, Laos, Vietnam, Thailand, Indonesia and Malaysia. Size The maximum length of this fish is about 8 centimetres (3 inches), but because it is a thin eel like shape, this is still a small fish. Water Conditions This is a tropical fish and a temperature of between 23 and 28 degrees C (between 73 and 82 degrees F) is acceptable. This fish comes from soft acid water and the usually recommended conditions for them in an aquarium are a pH of between 6.2 and 7.2, with soft water. Although it seems logical to approach the water parameters of its natural habitat, Richard Bias of New Jersey, USA has kept and bred this fish with a pH of 8.0 and relativel