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Sampling the Past

Sampling the Past

These miniscule sediment samples were collected by Kristen Esser, a guest student from Northeastern University interning in the Coastal Systems Group Lab. Lab members have gathered cores from around the…

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Heat Wave

Heat Wave

MIT-WHOI Joint Program graduate student Hanny Rivera removes a tissue sample from a bleached coral on Jarvis Island in the equatorial Pacific. Anne Cohen’s lab received an NSF RAPID response…

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Mooring the World

Mooring the World

WHOI senior scientist Bob Weller and Ruth Curry, a senior research specialist, recover an Ocean Observatories Initiative (OOI) mooring in the Irminger Sea. WHOI has partnered with the National Science…

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Strapped In

Strapped In

WHOI senior mechanic Doug Handy checks the straps on the newly upgraded remotely operated vehicle (ROV) Jason prior to moving the vehicle to the Iselin Marine Facility for dock trials.…

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Sampling Black Smokers

Sampling Black Smokers

WHOI researchers inside the human-occupied vehicle (HOV) Alvin use the submersible’s robotic manipulator arms to collect samples of the hot, acidic, metal-rich fluids discharging from a hydrothermal vent more than…

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Abundant Tiny Hosts

Abundant Tiny Hosts

Under a microscope, a copepod looks fearsome, but at only one-sixteenth of an inch, it won’t bother you on a swim. People seldom see these tiny marine crustaceans, but they…

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Welcome Wagons

Welcome Wagons

WHOI’s coastal research vessel R/V Tioga (left) and a U.S. Coast Guard vessel were among the flotilla that also included three fireboats from neighboring towns escorting R/V Neil Armstrong as it arrived in…

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Presenting: Neil Armstrong

Presenting: Neil Armstrong

Carol Armstrong, wife of Naval aviator and the first man to set foot on the moon, Neil Armstrong, christened the research vessel bearing her husband’s name in 2014. R/V Neil Armstrong…

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Topping it All Off

Topping it All Off

In February, R/V Neil Armstrong spent some time in a shipyard in Charleston, S.C., to have its scientific equipment installed, including a satellite antenna, shown here. Most of its sensors are…

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Hidden Battles

Hidden Battles

These images, which are CT scans similar to those taken at hospitals of the human body, provide a detailed look inside coral skeletons. The holes were made by bioeroders, small…

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Two Ships

Two Ships

After R/V Knorr (now Rio Tecolutla) departed Woods Hole for the last time earlier in March, the ship headed south to its new home in Mexico. Along the way, off the coast of…

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Life Lessons

Life Lessons

Hydrothermal vents, fissures where minerals dissolved in hot seawater pour out of the seafloor, were discovered in 1977 aboard the submersible Alvin. The amazing variety of organisms that call the…

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Helping Hand

Helping Hand

Personnel transfers on the open ocean are rarely easy, so when a request comes for one it’s usually serious. The Coast Guard received notice recently of a sick crewmember on…

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Watch and Learn

Watch and Learn

Peter Liarikos (foreground), bosun on R/V Neil Armstrong, gets help from a representative of Markey Machinery in learning how to control the ship’s hydro winches and new launch-and-recovery system (LARS). The…

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Vent Value

Vent Value

Humans have known about deep-sea hydrothermal vents only since 1977, when an expedition using the submersible Alvin explored a site in the Pacific along the mid-ocean ridge. Vents have been…

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ROV Jason Upgrade Timelapse

In 2015–16, WHOI completed a major $2.4M upgrade of ROV Jason, boosting its capabilities, payload, and range—the first major rebuild since 2002.

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Dot in the Ocean

Dot in the Ocean

Jarvis Island is an uninhabited island on the equator in the mid-Pacific Ocean. As trade winds push warm surface waters west across the Pacific, the deep Equatorial Undercurrent (EUC) transports…

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Ready for Splashdown

Ready for Splashdown

WHOI’s remotely-operated vehicle (ROV) Jason heads onto the dock in Woods Hole after undergoing a $2.4 million overhaul funded by the National Science Foundation that included a year-long engineering effort and took…

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Golden Globes

Golden Globes

This universe of golden-yellow bubbles is actually a sample of Antarctic marine phytoplankton called Phaeocystis. The tiny yellow dots on each ball are actually individual algal cells forming hollow spherical colonies…

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Fine-scale Measurements

Fine-scale Measurements

Researchers from the University of KwaZulu-Natal watch as a sensor-equipped Slocum Glider takes measurements off the east coast of South Africa. WHOI physical oceanographer Louis St. Laurent is collaborating with…

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Acoustic Eavesdropping

Acoustic Eavesdropping

Coral reefs provide habitat for 25 percent of all marine species, but are facing threats from warmer temperatures and lower pH. WHOI biologist Aran Mooney (above) and Max Kaplan, a…

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Weighting for Alvin

Weighting for Alvin

Alvin can’t carry enough batteries to power its way to the seafloor. Instead, dive preparations include attaching stacks of iron plates to the outside of the sub so it can…

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