Thanks!
My ammonia was at about .25 and i couldnt get it below even with 50% water changes daily.
I have reduced feedings to bare minimum.
Also my tank now had 3 platys 3 corys 2 glofish and 1 oto..plus 2 frogs & 3 snails, it is a 20 gallon tank, planted.
All other levels seemed to be doing...