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

dcim 103gopro gopr0074 jpg underwater reef fish blue coral plant flower leaf ocean invertebrate sea organism branch animal tree green aquarium staghorn artificial stainless bare nursery 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