so i walked in to work today and noticed all the cardinal tetras and neon's were dead then i glanced to the right and noticed all the african cichlids were dead as well, all the balas, and the molly's guppys and community were all at the top, yet all the rainbows sunburst plattys ballons catfish all at the bottom lots of mixed feelings we ran numerous test water temp's every kind of test you can imagine and everything was ok??WTF.