I am going to upgrading my fowlr tank to a 55 for the time being and was wanting to get a snowflake eel tru not gtile so here is the question I have a gtile a gsp and a columbian shark that I have aclimated in to sw wuld any of these work with the snow flake if not then they will have they own tank gtile is at 13" and the snowflake is about 10" gsp is 3" and the cat is at6" if they don't work I have a grouper that if I buy them together I get a discount
. Any advice and thank you I will be upgrading as needed for the fish I am going to buy.