from the replies i think the problem is my temp. My water is at 79-80.5, ph is 6.2-6.5, and 3dkh. I keep sa dwarfs and the cories in a 10 gal. There is no way they can do 80 degrees huh? Damn, those cories are my fav. I just picked up a cory that i forget the species name but it was also labeled ...

Pygmy cories have to swim up to the top of the tank to get oxygen right? I was seeing this a lot and i thought my oxy levels were low, but someone at my lfs said they need to do this. The pygmies do it more than the habs., and i ve been having trouble keeping the pygmies. Ill buy 6 at a time and ...