Betta Fish Diseases and Emergencies
Housing:
How many gallons is your tank? 5.5 gallons.
Does it have a filter? Yes.
Does it have a heater? Yes.
What temperature is your tank? 80 degrees
Does your tank have an air stone or other type of aeration? No.
Does your Betta have tank mates? What kind? No.
Food:
What food brand do you...