Keywords: deep reefs deepreefs coral reefs coralreefs coral underwater ocean mesophotic coral ecosystems mesophoticcoralecosystems national marine sanctuaries nationalmarinesanctuaries noaa flower garden banks national marine sanctuary flowergardenbanksnationalmarinesanctuary national ocean service nationaloceanservice Colorful octocorals and diverse black corals live in the deeper reef habitats of the sanctuary. These areas are known as Mesophotic Coral Ecosystems. (For more information visit NOAA Flower Garden Banks National Marine Sanctuary ) Colorful octocorals and diverse black corals live in the deeper reef habitats of the sanctuary. These areas are known as Mesophotic Coral Ecosystems. (For more information visit NOAA Flower Garden Banks National Marine Sanctuary ) |