phosphate high

I have a COR20 on my 100 gallon DT, 34 gallon sump (it's trigger sapphire 34). Whenever I do any sort of dosing, I generally just say 100 gallons. I've been having a problem with high nutrients. For example, my phosphates yesterday were 0.34ppb (Hanna ULR). I run GFO mixed with Carbon in a...

So i recently had a major issue with my euphylllia Coral. It had nearly died completely. When i tested my water i was at nearly 12 dkh. With nearly 0ppm phosphate and nitrate. I started dosing coral Amino and polyp booster daily along with my regular feeding. Now about 2 weeks later the coral...

I have a 7 month old ~3g reef tank containing a faviitees, stone pipe coral, GSP, palythoa, and hydnophora + clean up crew (1 Scarlett hermit crab, 2 blue legged hermit crabs, 5 bumblebee snails and 1 tuxedo urchin). Ever since I’ve started testing calcium, my Hanna reader shows that my calcium...