Materials to use "Underwater bond"
Remove seaweed from the surface of rock.
If you need to transplant many corals. You use air tools to remove sea algae, it will make your work easier.
Knead the main agent and the curing accelerator in the same amount.
Apply an underwater bond to the transplant place.
Apply the underwater bond on the coral.
As shown in the photo, you will do like fixed to the coral at seabed.
If you use air leuter, it will make you satisfact.