Ok, I know there are experts here so come on gimme some advise!! My lfs called today told me they have in two arowana a pearl aro and a silver aro. (please remember that im in Ireland its hard to get nice tropical fish here) They know we recently got rid or our RTC to a lady with a huge tank.(ok i know its bad cause i loved him ssssoooo much and its killing me but I found a lady who has a huge tank and was willing to take him... money things changed we were hoping to move to a bigger place to build a pond... have all the stuff bought already.. tear) Any currently I have two tanks up and going. The aros are supposed to be 10". I was considering putting him in my 300 gallon, currently in there is 2 pangassius catfish they are about 11", two oscars about 8", a piballed walking catfish about 8", two read head cichlids about 7", a raphael catfish (never see) and five plecos ranging from about 15" down to three lol two of which i dont see either lol. is an arro a good idea or bad.... and can anyone provide some good info everyone gets on great at the moment?? pretty please 