I ordered a 30G Long tank. Dimentions being 48"L,12"W,12"T. Now a 55G Is only like 6" taller. Would the same type of fish fit in both tanks? I wanted it to be my grow out tank for now and have 3 Rope fish later one. Would they fit? I heard 55 is minimum but this would make it easyer for them to breath. Any thoughts?
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