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Video: Live from hydrothermal vents in the Guaymas Basin

November 29, 2021
Hydrothermal vent and tube worms in the Guaymas Basin, Gulf of California.

Watch video from a ROV Jason and AUV Sentry cruise on the R/V Roger Ravelle to the Guaymas Basin the Gulf of California. This cruise was lead by Chief Scientist for Deep Submergence Anna Michel.

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We interrupt this blog

November 16, 2021

I don’t usually do this; I don’t usually write for WHOI in the first person. Because what I have to say is not about me, it’s about the scientists and…

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HOV Alvin temporarily halts engineering test dives

November 15, 2021

After completing its 5,075th dive to a record 5338 meters (17,513 feet), post-dive visual inspection of Alvin revealed unexpected damage to several attachment points of the specialized syntactic foam used…

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Diving to Mona Canyon

November 14, 2021

The process of certifying Alvin to dive to 6500 meters doesn’t mean the sub simply dives to its new maximum depth and that’s it. We are required to move in…

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Back to Work

November 11, 2021
Rough weather at the start of our transit to Mona Canyon made for a bumpy ride, but beautiful sunsets. (Photo by Ken Kostel, ©Woods Hole Oceanographic Institution))

On Tuesday, we got word that we have a location to get back on the road to 6500 meters: the east wall of Mona Canyon northwest of Puerto Rico. And…

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November 8, 2021

After a successful five to 1,500 meters, Alvin begins a transit south to continue test dives closer to Puerto Rico.

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Open water

November 5, 2021

The first two open-water dives are in the book, with the sub descending to 100 meters Wednesday and Thursday to complete Phase 2 of Sea Trials. As much as the…

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Alvin unleashed

November 3, 2021
The moment when Alvin released from Atlantis and began it first untethered dive. (Photo by Ken Kostel, ©Woods Hole Oceanographic Institution)

Alvin passed another critical milestone yesterday with its first untethered post-overhaul dives.

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Doomed to succeed

November 2, 2021
A long day’s dive made for a dramatic nighttime recovery. (Photo by Ken Kostel, ©Woods Hole Oceanographic Institution)

Alvin completes incline test, paving the way for open ocean dives. How simulated dives debug Alvin’s software before actual dives take place.

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First dive

November 1, 2021
Alvin’s first post-overhaul dive. (Photo by Ken Kostel, ©Woods Hole Oceanographic Institution)

Alvin finishes in-water tests of electrical and mechanical systems and dives briefly to test the variable ballast system.

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