I have a 30 gallon fresh water commuinty tank with 1 male betta, 4 zebra Danios, 2 von rio flame tetras, 2 red Mickey mouse platys, 2 dojo loaches, 1 albino Cory Dora catfish, and 12 ghost shrimp..
One of my zebra Danios looks like he's not doing so well, the best I can explain it is his lower...