I have noticed over the past few days that Hathi seemed kind of bloated. I just checked on him, and it is the worst it has ever been. I also haven't seen him poop since I got him on Monday...
What size is your tank? 5.5 g divided
What temperature is your tank? 80*
Does your tank have a filter? Yes
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? There is another betta on the other side of the divider
What type of food do you feed your betta fish? I alternate between NLS and Omega One pellets
How often do you feed your betta fish? 2x a day
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%
What type of additives do you add to the water when you perform a water change? Prime
Have you tested your water? If so, what are the following parameters?
Ammonia: Between 0 and .25 (hard to tell)
Nitrate: Between 20 and 40 ppm
Symptoms and Treatment
How has your betta fish's appearance changed? His stomach has gotten bigger
How has your betta fish's behavior changed? He is sitting at the top of the tank. I touched him gently with my finger to make sure he was still alive, and he swam away.
When did you start noticing the symptoms? A few days ago
Have you started treating your fish? If so, how? No
Does your fish have any history of being ill? No
How old is your fish (approximately)? Not sure. Got him on Monday.
Here is a crappy picture of the bloating:
What is happening, and what can I do about it?