ammonia burn

Hello, I picked up a 18” Florida gar from someone on Saturday evening. It was in a heavily stocked tank, big arowana’s, datnoids, small RTC, flag tail and some wide bar dollars. The wide bar dollars had red at the edge of their gills. The gar has red all between his scales, I will attach a few...

Hi there. I have a 17" Kelberi in a 1000g aquarium. I've been away at university for the past month-ish and left the tank in the care of my parents. I've told them what to do while I'm gone and been talking to them about how to do maintenance on this tank. Long story short I come home to a...