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Twilight Zone
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  • Explore the OTZ
    • What is the OTZ?
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      • Policy Report: The Ocean Twilight’s Zones Role in Climate Change
      • Policy Report: Value Beyond View in the Ocean Twilight Zone
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  • Missions
    • R/V Endeavor and NOAAS Bigelow, Aug 2022
    • E/V Nautilus, Sept 2021
    • R/V Armstrong, July 2021
    • R/V Sarmiento de Gamboa, May 2021
    • R/V Catapult, Feb-Mar 2021
    • R/V Armstrong, March 2020
    • R/V Manta, September 2019
    • R/V Rachel Carson, June 2019
    • MV Alucia, March 2019
    • NOAA Ship Bigelow, April 2018
    • R/V Revelle and R/V Ride, Aug-Sep 2018
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eDNA

Environmental DNA is a reliable way to learn about migration from the twilight zone

By David Levin | November 2, 2021

Woods Hole, MA — The mid-ocean “twilight zone” holds the key to several tantalizing questions about the marine food web…

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Update: OTZ Biomass

By David Levin | February 17, 2021

What is biomass, and why is it so important for understanding the ocean twilight zone? In order to fully understand…

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Scientists are tracking down deep sea creatures with free-floating DNA

By David Levin | November 23, 2020
frozen test tubes

Popular Science

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Spotlight: Annette Govindarajan

By David Levin | November 19, 2020
Annette Govindarajan pipettes twilight zone samples

DNA detective—Genetic material in seawater provides WHOI biologist Annette Govindarajan with clues to investigate species in the ocean twilight zone.…

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Recent Entries

  • Casting a (long) line to the twilight zone food web February 20, 2023
  • Spotlight: Zhaozhong Zhuang January 26, 2023
  • Underwater “Tides” Could Affect Animals in the Twilight Zone January 6, 2023
  • OTZ project featured at COP27 December 6, 2022
  • Spotlight: Di Jin December 2, 2022

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LATEST NEWS

  • Casting a (long) line to the twilight zone food web
  • Spotlight: Zhaozhong Zhuang
  • Underwater “Tides” Could Affect Animals in the Twilight Zone
  • OTZ project featured at COP27
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