Originally Posted by cjz96
It was a 5 1/2 gallon tank. My tank is heated with a filter. They each had a cave and an assortment of plants.
Okay, awesome. Just making sure. Usually when people buy preassembled divided tanks, they look something like this:
(That's 1/2 gallon total.)
Definitely put the injured one in a smaller tank with a lowered water level. Really try your best to keep the water super clean. If possible, try not to use a net on him because of his injuries, although a soft mesh brine shrimp net might be okay.