Floating fish, and falling leaves

So…finally having to deal with my first real problem with the fish. Problem #1) After some research sounds like they have some sort of bacterial infection. http://aquaponicscommunity.com/group/catfishgrowers/forum/topics/catfish-deaths http://en.wikipedia.org/wiki/Columnaris     Going to try to add more fish volume (bigger tank – 300 gal) http://www.tractorsupply.com/livestock/livestock-equipment/stock-tanks-accessories/stock-tanks/rubbermaid-reg-structural-foam-stock-tanks-300-gal-capacity-2229935 Also... Read More