His coloring looks fairly normal. The red may not be as bright as usual. Water changes are done weekly. The group was added together. Also, no new fish have been added to the aquarium except for the 4 guppy fry that have been in a breeding net for 3 about weeks.
I've read many post on this site, but never actually posted anything so I'm very sorry if I've broken any rules.
I was watching a movie and got bored and thought that I would look at my tank. I noticed one of my neon tetras looked very skinny, I put some flakes in the tank and he wouldn't...