If yellow lab is the only mbuna that is fine - as it is one of most peaceful there is. 90g is too small for venustus and other has for that matter - as for egzample moori are to be kept in group not less than 6.SNSNS;3240341; said:thanks for the suggestions...
the stock over there is c.moori, aulonocara, yellow labs and venustus. i dont find yellow lab, only mbuna variety in the tank that agressive. the tank is 90G.