beta not moving

My main concern with my beta is that he is not eating and he doesn't seem to be able to hold himself upright. It will take 15-25 min to feed him 2 pellets and he only every floats around. Housing: How many gallons is your tank? 10 Gallon Does it have a filter? Yes Does it have a heater? Yes...

So I have a betta that I have had for over a year now. Throughout his life he has had 2 tanks, he started in a 2 gallon bowl now he resides in a 10 Gallon tank. His tank is heated to a good temp, is filtered, the water we use is treated, the tank has been cycled, and we do bi-weekly water...

After a terrible incident in which too much food was dumped into the tank by accident, and in attempt to clean it, Skittle had flopped on the floor, his fin had apparently been torn. I'm extremely worried, (i cleaned his tank to rid it from an excess of food on the floor of it) and I really hope...

For the past 1-2 months my beta fish has become less active. He isn't eating, and is laying at the bottom of the aquarium barely moving. Once in a blue moon he'll struggle to make his way to the top to get some air, but is not and has not been eating. If I try moving my hand or getting his...