Hi, I am far from being an expert, just would like to say I have a overpopulated 29 gallon tank. I have zebra danios, rosy barbs,tetras,swordtails,platies and 2 MALE FLAME RED DWARF GOURAMIS. they are 2 of the most docile fish in my tank.
I also have a 55 gal. with Angels, T-barbs, Mollies,Blue...