Potential dispersal routes connecting Johnston Atoll to the Hawaiian Archipelago. Black arrows are major current flow patterns and the red arrow is directly below Necker Ridge that could be serving as a seafloor bridge.

Potential dispersal routes connecting Johnston Atoll to the Hawaiian Archipelago. Black arrows are major current flow patterns and the red arrow is directly below Necker Ridge that could be serving as a seafloor bridge. Image courtesy of the NOAA Office of Ocean Exploration and Research, 2017 Laulima O Ka Moana.

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Related Links

A Sampler of the Many Intriguing Biological Questions About the Johnston Atoll Monument Unit

2017 Laulima O Ka Moana: Exploring Deep Monument Waters Around Johnston Atoll

NOAA Ship Okeanos Explorer