Nov 18, 2023 #1 Hilltopreef90 Well-Known Member View Badges My Tank Thread Joined Sep 23, 2021 Messages 722 Reaction score 221 Location Jacksonville Rating - 0% 0 0 0 What is this weird thing that started growing in my aquarium?
Nov 18, 2023 #2 ryanjohn1 Valuable Member View Badges Hospitality Award EPRA Member Ohio Reefer My Aquarium Showcase Joined Nov 22, 2020 Messages 2,326 Reaction score 4,791 Location quakertown Rating - 0% 0 0 0 Sponge of some sort I’m guessing
