Jun 7, 2020 #1 T trvsty Active Member View Badges My Tank Thread Joined Mar 13, 2020 Messages 114 Reaction score 77 Location Brooklyn Rating - 0% 0 0 0 found these popping up in my tank a few days ago. they look like they might be filter feeders...? they're mainly growing on one of my powerheads.
found these popping up in my tank a few days ago. they look like they might be filter feeders...? they're mainly growing on one of my powerheads.
Jun 7, 2020 #2 Water Dog 2500 Club Member View Badges Excellence Award Joined Mar 28, 2016 Messages 4,219 Reaction score 4,894 Location Fairfield, CT Rating - 0% 0 0 0 Pineapple sponge. You’re right. They’re harmless filter feeders.
Jun 7, 2020 #3 andrewey 2500 Club Member View Badges Excellence Award Hospitality Award Joined Apr 9, 2016 Messages 2,659 Reaction score 6,117 Location Virginia Rating - 0% 0 0 0 The first picture looks like a pineapple sponge to me.
Jun 7, 2020 #4 Saltyreef I'm not your dad... View Badges Joined Nov 25, 2018 Messages 7,042 Reaction score 6,046 Location Central Coast, California Rating - 0% 0 0 0 Pineapple sponges. Good sign of biodiversity and a maturing tank.
Jun 7, 2020 #5 metzer Well-Known Member View Badges Joined Nov 27, 2019 Messages 521 Reaction score 339 Rating - 0% 0 0 0 I have lots of them in sump and on the bottom of rocks .
Jun 7, 2020 #6 OP OP T trvsty Active Member View Badges My Tank Thread Joined Mar 13, 2020 Messages 114 Reaction score 77 Location Brooklyn Rating - 0% 0 0 0 lit thanks