Keywords: coral reef coralreef mesophotic systems maui hawaii coral hawaiicoral underwater water coral texture reef Mesophotic coral ecosystems, such as this one found at 230 feet in Maui's 'Au'au Channel, are populated with many of the same fish species found on shallow reefs. Photo credit: NOAA and Hawaii Undersea Research Laboratory Mesophotic coral ecosystems, such as this one found at 230 feet in Maui's 'Au'au Channel, are populated with many of the same fish species found on shallow reefs. Photo credit: NOAA and Hawaii Undersea Research Laboratory |