ok well heres the story i had a 125gal and a 55gal tank. in my 55 i had a 2-3'' firemouth and a 2" vieja regani and in my 125 i had two 4-6"in oscars two 4-5" peacock bass and a 3" red tiger motaguense. my dog was being retarded and no joke cracked my tank so ihad to toss it and it forced me to put those fish in my 55. im doing my best to get another 125 but right now i realize the 55 is too small but im nervous that it will stunt their growth can ne one give me info on that..