Originally Posted by Sniperhank
The main plague is cotton candy algae. Its roots get deep in the rock where pulling it out doesn't work and it needs very little nitrate/phosphate to thrive.
H202 will kill what it touches...basically. It'll kill corals that aren't soft coral and then it is very stressful.
An algae turf scrubber is lights pointed at a screen that has been roughed up to encourage algae to grow there.
Sorry to hear about that.
Didn't know with the H202 but thought spot treating would be better than removing rock.
Thanks for the clarification.
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a 29 gallon high tech planted Chasing Red
, a 20 long low tech, and a 75 gallon salty adventure