Keywords: A polynoid polychaete worm imaged at 4800 m during the deepest dive ever conducted inside the Papahānumokuākea Marine National Monument. worldheritagesite noaa okeanos leg2 northwesternhawaiianislands okeanosexplorer oceanexploration papahanaumokuakea papahānaumokuākea marinenationalmonument hawaiihawai‘i 2015hohonumoana |