rescued him today his backfin seems clamped all the time he breath rapidly , he has a cotton like hairs near his anal fin and he has a red dot on one of his gill cap. hes very thin and dosent want to eat. ive started to treat with kanaplex and thinking about adding prazi, im also think about salt dosage to help with osmoregulation. What do you think about treatment for him? how do you suggest to dose the salt? thank you