Feb 14, 2020 #1 D Drake1 New Member View Badges Joined Jan 13, 2020 Messages 10 Reaction score 6 Rating - 0% 0 0 0 I have Hard red circles on the glass of my DT, they just popped up ??
Feb 15, 2020 #2 Rjukan Broken View Badges Reef Tank 365 NJRC Member My Tank Thread Joined Sep 4, 2018 Messages 1,510 Reaction score 3,112 Location Staten Island Rating - 0% 0 0 0 Pics? Could be coraline or something else.