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

103gopro gopr0082 jpg blue art leaf branch green drawing sketch underwater tree fish painting water flower invertebrate vehicle plant pattern sea branching coral endangered species acropore staghorn slow growing nursery nubbins outplanted reef create biger colonies spawn restauration technique nurseries trees hanging small pieces corals maintenance clean periodically unfortunatelly bleaching events kill save effort rescue network restorate impacted damaged caribbean bahamas island perry institute marine science scientific research dead human impacts destroying artificial acropora cervicornis salvador