I don't think your really overstocked but you full up for sure. Only the SAE
, which will get big, and the BNP have high bio-loads. How large is the SAE
now? Also what is you sex ratio on the Kribs? I never had much luck with keeping multiple Kribs in smaller tanks, usually just a pair. But they can get pretty aggressive when they decided to spawn. You'll just have to watch them.