Cichlid Kid said:Yes you could have a small school of kuhlis and a male or female betta in a 16gal, plenty of room, the question is: can you find a betta that will play nice?
Cichlid Kid said:3's fine imo, you could have easily twice that if you like. They do better in groups and don't possess an overly significant bioload.
Cichlid Kid said:They like burrowing around in sand and loose leaf litter etc... just try and provide enough hiding places for them. The more secure they feel the more you'll see em