Tigrinus catfish they need plenty of surface water movement and plenty of oxygen in the water The rushing water in its natural habitat provides for water turbulance and high level of dissolved oxygen. It is important to simulate this a man i know imported 3 into the UK 1 is dead 1 sold 1 still with him we found out after looking into it the oxygen in the water was mentioned a lot on web sites related to the keeping of these fish. it loves worms if you have problem getting it to eat try worms