Stats seem to be fine:
NO2 = 0
NH3 = 0
PH = 7.6
29 gallon tank with live plants, 2 angel fish, 2 guaramis, 2 algae eater, 10 neon tetras, about 8 zebras.
Fish are all older than 2 years (none died during this 2 year period when I had this setup), and the angel fish recently spawed (although...