one the jd and gt will probly fight in that tank they would most lickly need a longer tank but you could do it and i'd get cons MUCH tuffer then firemouths the firemouths would look better but would get the crap beaten out of them they wouldn't stand a chance with a gt or jd but if you got a salvini it might pair up with the con and most lickly would torture the rest of the fish in the tank there small but very tuff little guys dont' under estimate them38special;951514; said:why should i get firemouths in stead of cons ther looks or there attitude