75 gallon,about 12 to 15 fish, 2- baja, 2-groumi, 1-angelfish,2-tiger barbs,2-glowfish,3-tetras, 1-algae eaterHow many gallons or litres is the tank.
How many fish and which type.
Water stats in ammonia, nitrite, nitrate, and ph.
What do you feed the fish.
Does he look bloated.
Can he maintain balance.