Wondering what this is. Cyno, Dino, or diatoms? Tank is 6 months old with a yellow watchman, banggia cardinalfish, 2 clownfish and 6 line wrasse. Fire shring and pistol shrimp.
Alk-9.5
Calc-450
Nitrate-7ish
Phosphate-.03
Alk-9.5
Calc-450
Nitrate-7ish
Phosphate-.03