hi there i was just wondering if anyone could help i have a just bought a red tail x tiger shovel nose catfish he is about 14 to 15inch he as eaten since i bought him a few days ago but he is constantly panting like when watching him it seems like he is struggling to breath I'm wondering if this is normal as he seems fine he swims about and eats but he just seems to be doing a lot of this panting like motion anyone know if this is the norm many thanks Maxine xxxxxxx