Jun 9, 2019 #1 vinces Community Member View Badges Joined Aug 21, 2018 Messages 55 Reaction score 65 Rating - 0% 0 0 0 Slowly growing on rock
Jun 9, 2019 #2 Gareth elliott Read, Tinker, Fail, Learn View Badges Excellence Award NJRC Member Joined May 7, 2017 Messages 5,468 Reaction score 6,942 Location NJ Rating - 0% 0 0 0 Looks like some type of sponge.
Jun 9, 2019 #3 ChaseB143 Active Member View Badges Joined Nov 18, 2018 Messages 195 Reaction score 161 Rating - 0% 0 0 0 +1 to some type of sponge
Jun 10, 2019 #4 J Jay Tosi Community Member View Badges Joined Feb 1, 2019 Messages 52 Reaction score 69 Rating - 0% 0 0 0 +1 to sponge it will filter water so no worries, unless its an eyesore or tramples a coral.
