I would check phosphates as that tends to promote those types of algae... Are you overfeeding? Are you using RO
water or tap? These things can all cause higher phosphates... A protein skimmer may help. Also get more snails and some red legged hermit crabs could help too....
32 gallon hex, 34 lbs lr
, Prizm protein skimmer, fluval 104, 1 maxi jet 750, 1 maxi jet 1200 ph
, current 40w 50/50 pc
, 1 NO
powerglo 19watt, 1 daylight NO
65w (equiv), two damsels, 1 green brittlestar, 1 peppermint shrimp, turbo snails, red legged hermit crabs, kenyan tree coral, leather coral, pumping xenia, mushroom coral, green star polyps, orange button polyps