If you want shrimp remove the serpant?<a href=showthread.php?s=&postid=12422325#post12422325 target=_blank>Originally posted</a> by demonsp
A bacteria explosion caused from excess food ,fish waste and other debris. Also if you want any shrimps then i would remove the serpant.
LR placement .powerhead placement and type of cleaning crew and amount you feed and scedule.A tank pic would help.