Undersea colony creator (5)
I believe the answer is:
coral
(Other definitions for coral that I've seen before include "Tiny animal forming reef" , "Reef material" , "Pink - lobster roe" , "Reef-forming skeletons" , "rock, perhaps" .)
I believe the answer is:
coral
(Other definitions for coral that I've seen before include "Tiny animal forming reef" , "Reef material" , "Pink - lobster roe" , "Reef-forming skeletons" , "rock, perhaps" .)