Thread: Tank Cycling Problems
View Single Post
  #2  
Old 03-25-2010, 04:25 AM
freezetyle's Avatar
freezetyle freezetyle is offline
Member
  
Join Date: Mar 2009
Location: Victoria
Posts: 802
freezetyle is on a distinguished road
Default
Where did you get the rocks from and what kind of flow is going through there? Maybe the rocks are leaching some PO4 into the water. Maybe some detritus got loose and releases more into your water column?
Reply With Quote