Nov 19, 2020 #1 qhduong Active Member View Badges Pacific Northwest Reefers My Tank Thread Joined Apr 4, 2020 Messages 491 Reaction score 283 Rating - 0% 0 0 0 Are these sponges? It's white/clearish and looks soft. Growing on my rocks and sump.
Nov 19, 2020 #2 TriggerFinger 2500 Club Member View Badges Excellence Award Photo of the Month Hospitality Award Midwest Reefer My Tank Thread Joined Nov 12, 2018 Messages 4,509 Reaction score 16,110 Location St. Louis Rating - 0% 0 0 0 Yes they are
