I put my older filter cartridge in, but I still have ammonia in the water. Today, I will do a thorough gravel vac so maybe a 50% water change. What else can I do. My current stock is in my signature, I may be overstocked. What else can I do?

Was there supposed to be a decimal point in the angel fish's height value?![]()
Was there supposed to be a decimal point in the angel fish's height value?![]()
I think they meant the TANK is a good height for an angel, the TANK is 18-20 inches high?