staghorn coral artificial reef stainless bare coral nursery tree acropora cervicornis caribbean bahamas san salvador

dcim 103gopro gopr0068 jpg underwater reef sea coral ocean fish aquarium organism invertebrate blue animal staghorn artificial stainless bare nursery tree acropora cervicornis caribbean bahamas salvador branching endangered species acropore slow growing nubbins outplanted create biger colonies spawn restauration technique nurseries trees hanging small pieces corals maintenance clean periodically unfortunatelly bleaching events kill save join effort rescue network restorate impacted damaged island perry institute marine science scientific research dead human impacts destroying