Papahānaumokuākea Marine National Monument: Main Hawaiian Islands and Geologists Seamounts


NOAA expedition EX1504 Leg 3 sampled seamounts in the Papahānaumokuākea Marine National Monument, specifically targeting Hawaiian and Geologist Seamounts using the submersible Deep Discoverer. OSU marine repository archives the rock samples collected during the expedition. Archived samples include basalts, fossil corals, breccias and more. Below are the samples recovered from each dive.

For more information please visit the dedicated NOAA Page and Background Information

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Dive sample tables: click to expand

EX1504L3-D2 (Kona Precious Coral Bed)

Sample Location Rock Type Description Images
OSU-EX1504L3-D2-3 19.8°N, 156.13°W Coral A couple pieces of fossilized coral. Image 4Image 4Image 4Image 4Image 4Image 4Image 4Image 4Image 4