Recent content by Zojo87_2o03

hi my albino cory cat has a white growth in the dorsal fin it's literally turned up over night , any ideas ? My water test results Nitrite 0 Nitrate 10 Ammonia 0 Ph 7 I do a 20% water change every week and the gravel gets a deep good clean my tank is half gravel half sand, it's 60litres , I...