Hi All, 1st time post (thanks so far on all of the free, great advice!). I can't raise my pH.
I have a 75g FOWLR, been running 2 months, 100lbs of LR, ~1" sand, 1 yellow tang, 1 flame angel, cleanup crew, cleaner shrimp.
Levels are 0 for ammonia/nitrities, ~10nitrates. SG at 1.023. Temp...