JG1
New member


Tank has been running for 6 months. Had been running zeovit and started to get this crap on my rock, I stopped zeovit a month ago and then this stuff really took off. It's everywhere on my rock...been trying to toothbrush it off but there's so much of it.
Params:
Ca 440
Alk 9 dkh
Mag 1380
PO4 0.03-0.04
NO3 undetectable
Salinity 35ppt
Temp 77-78
Running HC-GFO and GAC in a dual Rx. Doing a 10g water change every Sunday (100g system).
Help!!