That makes a lot of sense to me! I think perhaps altering the direction of the water flow towards the centre of the tank and finding him a friend might just do it! Thanks for your help.

Ian

Hi all, this my first post, so please forgive me if the answer is obvious!! I bought a shark catfish about ten days ago from my usual dealer. This is a bit of a new departure for me as previously I've only kept different types of corys (lot of them!). The problem is that that my shark seems to ...