Mar 16, 2019 #1 xjiang7 Well-Known Member View Badges Joined Dec 14, 2016 Messages 509 Reaction score 554 Location Gaiesville, FL Rating - 0% 0 0 0 They are super tiny, grow in groups, a lot are on a hermit shell. Seems not stink corals though.
Mar 16, 2019 #2 OP OP xjiang7 Well-Known Member View Badges Joined Dec 14, 2016 Messages 509 Reaction score 554 Location Gaiesville, FL Rating - 0% 0 0 0 Thanks everyone they look like hydroids. I should check existing posts before posting!