What size is your tank? 3.5 Gallon
What temperature is your tank? 76-78 F
Does your tank have a filter? Yes
Does your tank have an air stone or other type of aeration? Nope
Is your tank heated? Yes an under gravel heater
What tank mates does your betta fish live with? None
What type of food do you feed your betta fish? Betta bites
How often do you feed your betta fish? twice a day, 2 pellets in the morning, and 2 in the night
How often do you perform a water change? Every Saturday
What percentage of the water do you change when you perform a water change? 75% usually
What type of additives do you add to the water when you perform a water change? Water conditioner
Have you tested your water? If so, what are the following parameters? I haven't tested, no.
Symptoms and Treatment
How has your betta fish's appearance changed? Described in the original post
How has your betta fish's behavior changed? He's the same - eats, swims, etc.
When did you start noticing the symptoms? Monday morning
Have you started treating your fish? If so, how? Described in the original post
Does your fish have any history of being ill? Nope, because I don't have a clue what it is
How old is your fish (approximately)? I've had him for 5 months, he was quite big when I got him. I'm not entirely sure.