A couple of bettas at work came in with some pretty severe fin melt. Is there a better way to treat this than 80º water and aquarium salt? There are 6 bettas in a divided 20 long. 2 of the 6 have fin melt. They've been here a week and haven't improved, so I started AQ salt at 1 tsp/gal today.
What size is your tank? 20 long
What temperature is your tank? 80º
Does your tank have a filter? No
Does your tank have an air stone or other type of aeration? No
Is your tank heated? Yes
What tank mates does your betta fish live with? 6 bettas total in divided tank
What type of food do you feed your betta fish? A mixture of several different brands of betta pellets, depending on what we have in stock.
How often do you feed your betta fish? Twice a day, 3 pellets each
How often do you perform a water change? Once a week
What percentage of the water do you change when you perform a water change? 50% (purely because of the amount of fish coming in and out each week)
What type of additives do you add to the water when you perform a water change? RO Right and Neutral Regulator (we use RO water in all of our tanks)
Have you tested your water? If so, what are the following parameters?
Ammonia: 0 ppm
Nitrite: 0 ppm
Nitrate: <5 ppm
Hardness: I tested this the other day and already forget. Will retest in the morning.
Alkalinity: I tested this the other day and already forget. Will retest in the morning.
Symptoms and Treatment
How has your betta fish's appearance changed? Fin melt
How has your betta fish's behavior changed? N/A
When did you start noticing the symptoms? They came to the store with it
Have you started treating your fish? If so, how? AQ salt at 1 tsp/gal, started today
Does your fish have any history of being ill? N/A
How old is your fish (approximately)? ~ 5 months