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

dcim 103gopro gopr0051 jpg underwater reef fish sea ocean blue vehicle coral screenshot aquarium azure organism painting wave branching endangered species acropore staghorn slow growing nursery nubbins outplanted create biger colonies spawn restauration technique nurseries trees hanging small pieces corals maintenance clean periodically bleaching events kill save join effort rescue network restorate impacted damaged caribbean bahamas island perry institute marine science scientific research dead human impacts destroying artificial tree acropora cervicornis salvador