Sep 17, 2021 #1 tippytango Community Member View Badges Joined Aug 17, 2021 Messages 67 Reaction score 77 Location San Diego Rating - 0% 0 0 0 What on earth is happening under my ricordeas!? Thanks!
Sep 17, 2021 #2 Ultra Aquatics Well-Known Member View Badges My Tank Thread Joined Apr 13, 2012 Messages 796 Reaction score 853 Location New York Rating - 100% 1 0 0 Just a pineapple sponge, harmless filter feeder.
Sep 17, 2021 #3 G Santana Hospitality Elf View Badges Hospitality Award My Tank Thread Joined May 20, 2020 Messages 8,352 Reaction score 45,556 Location https://www.reef2reef.com/threads/this-little-pigg Rating - 0% 0 0 0 My guess is sponge as well, not sure what type though