No idea on the numbers here, just know I am getting ready to get back in with the stonies and softies on a mixed system....I have never run a sterile setup in the past and relied on skimming and macros....on this setup I have I am thinking the massive skimmer I have and some ozone should do the trick...I think some phosphates are OK.
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Dave
"The wind blew, the detritus flew and then they came two by two."
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