I had to go out of town! D: im back now and he still seems fine, about to do a full water change. the gill flap on his right side seems a little better but is still poking out a bit. here's the best info i can provide of what you asked.
What size is your tank? 1 gal.
What temperature is your tank? room temp. 74-80 im guessing ( my room doesn't have air-conditioning )
Does your tank have a filter? no
Does your tank have an air stone or other type of aeration? no
Is your tank heated? jo
What tank mates does your betta fish live with? none
What type of food do you feed your betta fish? pellets, flakes and blood worms ( i mix it up from time to time)
How often do you feed your betta fish? 6 days week. im told a fasting day is healthy
How often do you perform a water change?2-3 times a week at and always one is a full water change.
What percentage of the water do you change when you perform a water change? at least 50%
What type of additives do you add to the water when you perform a water change?aqua safe i think i dont have it with me...
Have you tested your water? If so, what are the following parameters? havent....
Symptoms and Treatment
How has your betta fish's appearance changed? right gill flap partially extended.
How has your betta fish's behavior changed? no
When did you start noticing the symptoms? immediately after he stopped flaring
Have you started treating your fish? If so, how?
Does your fish have any history of being ill? no
How old is your fish (approximately)?6-12 months ( bought at pets mart )