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Aria Finkelstein crafts policy to help legislators manage the twilight zone

Aria Ritz-Finkelstein

Aria Ritz Finkelstein is a PhD candidate in Urban Studies and Planning at MIT, and is currently a guest student in marine policy at Woods Hole Oceanographic Institution, where she helps generate policy recommendations on management of the Ocean Twilight Zone—a mysterious stratum of ocean beneath the sunlit layer. Finkelstein began her career hoping to…

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The Ocean Twilight Zone’s crucial carbon pump

When CO₂ enters the ocean, where does this heat-trapping gas go? By Madeline Drexler When heat-trapping carbon dioxide from the atmosphere sinks into the ocean and turns to organic carbon, how much of it sinks to the deep ocean and how quickly? Ken Buesseler, a geochemist at Woods Hole Oceanographic Institution (WHOI), has been working…

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Paul Caiger hunts for things that glow in the Ocean Twilight Zone

Paul Caiger in submersible

Paul Caiger is a fish biologist, marine photographer and postdoctoral investigator at Woods Hole Oceanographic Institution (WHOI). A New Zealand native, Caiger was heavily immersed in SCUBA diving culture while working toward his Ph.D. in marine biology and reef fish ecology at the University of Auckland. He came to WHOI as a member of Joel Llopiz’s…

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Discovering the Ocean Twilight Zone with Joel Llopiz

Photo of bristlemouth

Most life forms in the twilight zone are tiny—a few inches or less—but even the smallest twilight zone inhabitants are powerful through sheer number. Joel Llopiz, Associate Scientist at the Woods Hole Oceanographic Institution, is part of the Ocean Twilight Zone (OTZ) project. The project is embarking on a bold new journey to explore one…

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Entering the Ocean Twilight Zone with Heidi Sosik

Heidi Sosik and Paul Caiger in a manned submersible.

It is hard to describe what it’s like to physically travel down to the twilight zone. In addition to extraordinary bioluminescence, Heidi Sosik, senior scientist at Woods Hole Oceanographic Institution and Ocean Twilight Zone (OTZ) project lead, was able to observe beautiful jellies and small fishes like bristlemouths, hatchetfish, and lanternfish, all in their natural…

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