we have 5 mollies, 4 platys, 4 swordtails, 5 guppies, 6 cories, 6 plecos, 2 synodontis and 2 other catfish that i am not sure what they are, and 6 zebra barbs. Ah and 12 neon tetras... Most of them are still small
i change about 25% of water weekly but when i discovered high nitrates few weeks...