1 University of Hawai'i at Mānoa, Department of Geology and Geophysics, School of Ocean and Earth Science and Technology, Honolulu, HI, 96822, USA. tranders@hawaii.edu.
2 University of Hawai'i at Mānoa, Department of Geology and Geophysics, School of Ocean and Earth Science and Technology, Honolulu, HI, 96822, USA.
3 Geography Research Unit, University of Oulu, P.O. Box 8000, Oulu, 90014, Finland.
4 University of Hawai'i Sea Grant College Program, Honolulu, HI, 96822, USA.
5 Hawai'i Department of Land and Natural Resources, Office of Conservation and Coastal Lands, Honolulu, HI, 96813, USA.