Water depths between 800 and 2,500 meters are delineated in red. This is the depth range of crusts thought to have the best economic development potential. Boundaries of the Papahānaumokuākea Marine National Monument, Hawaiian Islands Humpback Whale National Marine Sanctuary, and Johnston Atoll portion of the Pacific Remote Islands Marine National Monument are also shown.

Water depths between 800 and 2,500 meters are delineated in red. This is the depth range of crusts thought to have the best economic development potential. Boundaries of the Papahānaumokuākea Marine National Monument, Hawaiian Islands Humpback Whale National Marine Sanctuary, and Johnston Atoll portion of the Pacific Remote Islands Marine National Monument are also shown. Image courtesy of the NOAA Office of Ocean Exploration and Research, 2015 Hohonu Moana.

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Deep-sea Mineral Deposits in the Hawaiian and Johnston Island Exclusive Economic Zone

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