Jul 8, 2020 #1 Lewis1 Community Member View Badges Joined Feb 11, 2020 Messages 57 Reaction score 2 Rating - 0% 0 0 0 Hello I got back from about a 5 day trip and I have found these floating around my tank does anyone know what they are or if they are dangerous. it looks like a white "sack" with a "mouth" at one end? really not sure.
Hello I got back from about a 5 day trip and I have found these floating around my tank does anyone know what they are or if they are dangerous. it looks like a white "sack" with a "mouth" at one end? really not sure.
Jul 8, 2020 #2 Crabs McJones I'm so shi-nay View Badges Excellence Award Reef Tank 365 Article Contributor Moderator Emeritus Hospitality Award Reef Tank 365 Boss Wisco Reefers My Tank Thread Joined Jul 24, 2017 Messages 27,298 Reaction score 138,269 Location Wisconsin Rating - 0% 0 0 0 Pineapple sponges. Harmless filter feeders. Commonly found in sumps and overflows
Jul 8, 2020 #3 ichthyogeek Valuable Member View Badges My Tank Thread Joined Jun 26, 2020 Messages 2,072 Reaction score 2,056 Rating - 0% 0 0 0 Pineapple sponge. Harmless, something probably dislodged it hence why it was floating.