I moved him back into the empty eco-system. There is nothing at all in there except him and water right now. I am going to attach some pics I just took one from the top looking down on him and the other looking at the side of the cube eye-to-eye with him. Here is the info from the form you asked for:
Housing
What size is your tank? 5 gal
What temperature is your tank? 78
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? 2 AFDs
Food
What type of food do you feed your betta fish? Pellets and Frozen (thawed) brine shrimp
How often do you feed your betta fish? once every 2-3 days
Maintenance
How often do you perform a water change? weekly
What percentage of the water do you change when you perform a water change? 80-90
What type of additives do you add to the water when you perform a water change? Water conditioner
Water Parameters:
Have you tested your water? If so, what are the following parameters?
Ammonia

Nitrite:0
Nitrate:0
pH:8.0
Hardness: between 800 and 1000
Alkalinity: 180
Symptoms and Treatment
How has your betta fish's appearance changed? tail and fins look a little ragged
How has your betta fish's behavior changed? completely lethargic. little to no movement
When did you start noticing the symptoms? 22 hours ago
Have you started treating your fish? If so, how? only moved back to separate tank and changed water
Does your fish have any history of being ill? no
How old is your fish (approximately)? no idea. owned for about 4 months.
