BA also responds quite well to out of tank treatment of H202. Scrub rock with hard tooth brush.
A 30 second dip of any rocks without coral. Spot treat those with.
Scrub with brush again.
Rinse in wc water, return to tank.
May take a few attempts to get to all of it, but not treating the tank, and not adding a crab.
First attempt i got a mild GHA outbreak, dead algae breaking down.
Next attempt i changed my gfo and carbon and did 15% wc day 3-6 after treatment.
A 30 second dip of any rocks without coral. Spot treat those with.
Scrub with brush again.
Rinse in wc water, return to tank.
May take a few attempts to get to all of it, but not treating the tank, and not adding a crab.
First attempt i got a mild GHA outbreak, dead algae breaking down.
Next attempt i changed my gfo and carbon and did 15% wc day 3-6 after treatment.


