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Vents Around the World

vents around the world


InterRidge Vents Database Version 2.0, credit: S.E. Beaulieu, 2010, InterRidge Global Database of Active Submarine Hydrothermal Vent Fields: prepared for InterRidge, Version 2.0. World Wide Web electronic publication; Beaulieu, Stace […]

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Temperature, Density and Salinity

Temperature, density, salinity

Temperature and salinity affect the density of the water. Cold water is more dense than warm water. Salty water is more dense than fresh water. When waters of different density […]

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Ocean Encounters: Seabirds

Seabirds are uniquely adapted to life at sea—and uniquely vulnerable to its perils. Many spend the majority of their decades-long lives far from shore, flying thousands of miles over open water to find food, returning to land only to mate and raise their young.

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2023 Year in Review

The ocean connects our entire planet. So does WHOI science. We study every depth, travel to the poles and back, and share our knowledge (and tales of adventure) with you. Here’s to another year working for our ocean, our planet, and our future.

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Resilient Woods Hole Climate Walking Tour

A man with glasses and a blue suit stands at a podium with the words Resilient Woods Hole on it. He's gesturing to his right and the Woods Hole sundial and MBL buildings are in the background.

The Resilient Woods Hole Climate Walking Trail app takes users on a self-guided tour of Woods Hole’s most vulnerable areas. You can download the free app through the App Store or Google Play.

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Ocean Encounters: Becoming a Marine Biologist

Marine Careers

As a child, who hasn’t dreamed of exploring the ocean to study the amazing animals that live there—but what does it take to become a marine biologist, and what would your career look like once you got the degree?

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Rare look at animals in the ocean twilight zone

The ocean is so vast that it can be hard for scientists to find the species they want to study. That’s why two ocean robots are better than one for capturing these rarely-seen glimpses of twilight zone animals!

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Ocean Encounters: The Arctic

The far north is feeling the heat from climate change more than anywhere else on Earth, with rising temperatures and melting ice putting increasing pressure on marine life, ocean currents, and human lives and livelihoods. Join us as we talk with scientists studying Earth’s northernmost regions and learn how changes in the Arctic affect the rest of our planet.

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WHOI robotics class sets sail

A few lucky Massachusetts high school students charted a new course during a robotics class with WHOI engineers Molly Curran and Fran Elder aboard the Sea Education Association sailing school vessel Corwith Cramer. Find out what they learned during this spring vacation course!

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A tale of two schooners

Following a 1902 collision off the Massachusetts coast, the coal schooners Frank A. Palmer and the Louise B. Crary now exist as one intertwined wreck, captured by here side-scan sonar in Stellwagen Bank National Marine Sanctuary.

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Conservation matters

“In the end, we will conserve only what we love; we will love only what we understand; and we will understand only what we are taught.”

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Crossata alba jellyfish

Delicate jellyfish such as this Crossota alba thrive in the Ocean Twilight Zone, where no wind, waves, or turbulence can tear them apart. In spite of their fragility, these gelatinous animals are often successful predators

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