Jun 1, 2021 #1 E eli13 New Member View Badges Joined Apr 29, 2021 Messages 9 Reaction score 8 Location uk Rating - 0% 0 0 0 can anyone tell me what these are please? They're all over my glass. About 2mm in size. Thank you
Jun 1, 2021 #2 fishguy242 Cronies..... INSERT BUILD THREAD BADGE HERE !! View Badges Partner Member 2026 Reef Tank 365 Photo of the Month R2R Secret Santa 2024 Secret Santa Hospitality Award Midwest Reefer Fish Medic FIREBUG Joined Jan 21, 2020 Messages 50,810 Reaction score 257,143 Location Illinois Rating - 100% 1 0 0 hydroids.
Jun 1, 2021 #3 Mr. Mojo Rising 10K Club member View Badges Excellence Award Joined Feb 14, 2021 Messages 13,592 Reaction score 16,214 Location Toronto Rating - 0% 0 0 0 it looks like hydroids to me (tiny jellyfish). Its a common hitchhiker
Jun 1, 2021 #4 Murphs_reef Active Member View Badges UK Reef Club Member My Tank Thread Joined Apr 27, 2021 Messages 131 Reaction score 136 Location Uk Rating - 0% 0 0 0 Yep hydroids
Jun 1, 2021 #5 OP OP E eli13 New Member View Badges Joined Apr 29, 2021 Messages 9 Reaction score 8 Location uk Rating - 0% 0 0 0 Thank you everyone. Are they harmless?
Jun 1, 2021 #6 ChiCity 5000 Club Member View Badges Joined Sep 18, 2016 Messages 5,386 Reaction score 5,677 Location holy see Rating - 100% 9 0 0 eh, i wouldn’t say harmless… but they are part of a new tank maturing.