I have at the moment 3 cherry barbs, 10 guppies, 1 gold dust Molly, 6 cardinal tetras, 1 oto, 2 mystery snails, and a Siamese algae eater. I was going to add 2 more gold dusts, 3 more cherry barbs, 1 more Otto, a bamboo shrimp, and eventually another male GBR. But I won't do that until I'm sure...