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Oceanus Magazine Coastal Ocean

Wilmington’s shark tooth divers thank the last ice age for their treasure trove

There was only 15 minutes.  That’s how much time diver Chris Slog’s safety margin would allow him while he probed one of North Carolina’s underwater ledges, nearly 115 feet below the ocean’s surface. Tethered to the terminus of his boat’s anchor, he scans the area ahead until he arrives at a rough patch of gravel…

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An Arctica islandica shell perches on the railing of the ESS Pursuit during a research cruise in the Mid-Atlantic Bight, south of the Gulf of Maine. A new WHOI co-led study finds that rapid Gulf of Maine warming has reversed long-term cooling that occurred there within the last 900 years. Image credit: Nina Whitney/ © Woods Hole Oceanographic Institution
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Deep sea explorer, author, and conservationist Edith Widder visited Woods Hole in June 2022. The event, A Conversation with Edie Widder, was presented by The Yawkey Foundation. (Photo by Daniel Cojanu/UnderCurrent Productions © Woods Hole Oceanographic Institution)
AUV <em>Orpheus</em> on one of its first test dives off the coast of New England. (Marine Imaging Technologies, LLC © Woods Hole Oceanographic Institution)
Conversation between Peter de Menocal and Margaret Low, WBUR CEO. (Daniel Hentz, © Woods Hole Oceanographic Institution)
On July 21, 2022, <em>Alvin</em> swimmers Molly Smith and Rick Sanger signal main latch release before deployment. The sub is preparing to make the deepest dive ever in its 58-year history, north of San Juan, Puerto Rico. 
Image by: Ken Kostel/ © Woods Hole Oceanographic Institution
A new hydrothermal vent was dscovered in 2021 by a collaborative WHOI co-led team. Sulfide structures at the YBW-Sentry vent field have yellow iron staining, and host white Bythograeid crabs. Image credit: Woods Hole Oceanographic Institution, National Deep Submergence Facility, remotely operated vehicle Jason team, WHOI-MISO Facility, National Science Foundation.
WHOI-developed technology in passive acoustic buoys play an important role in protecting marine animals. On Tuesday, July 20, 2022, a new monitoring buoy was deployed off the coast of Norfolk, Virginia. ©CMA CGM
(Luis Lamar, © Woods Hole Oceanographic Institution)
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A safety diver clears HOV <em>Alvin</em> before a dive in 2018. (Photo by Luis Lamar, © Woods Hole Oceanographic Institution)
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Fishers from the Commercial Fisheries Research Foundation/WHOI Shelf Research Fleet prepare to collect data using an instrument that measures temperature and salinity. This work gives rise to WHOI-led study that shows an increase in warm water intrusions along the Mid-Atlantic Bight. (From L to R: Sean Daly, Victor Garcia, Jay Winchenbach) Image credit: Jim Violet
Image: Unsplash/Benjamin L Jones
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A recent study co-led by WHOI found that the Azores High has expanded
dramatically in the past century, resulting from a warming climate due to a
rise in anthropogenic greenhouse gas concentrations. Researchers associated
with the study collect data inside the Buraca Gloriosa cave in western
Portugal, a site of the stalagmite hydroclimate proxy record. Image credit:
Diana Thatcher/ © Iowa State University
Shellfish farming
Sentry
Justin Fuji