Oct 5, 2020 #1 ubiq Active Member View Badges Joined Sep 11, 2019 Messages 150 Reaction score 51 Rating - 0% 0 0 0 Anyone know what these weird little spiky things growing out of my rocks are?
Oct 5, 2020 #2 j.falk Valuable Member View Badges Joined Mar 11, 2018 Messages 1,246 Reaction score 1,589 Location Illinois Rating - 100% 2 0 0 Vermetid snails or some type of tube worm.