Tag: OOI

End of Leg 7

Leg 7 of VISIONS ’14 was only a single dive, to deploy a cabled surface-piercing profiler at the Oregon Shelf site. This successful dive concludes the entire summer of deployments on a high note.

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Shallow Waters

The end of Leg 3 is approaching rapidly, and we successfully met every goal for this leg of the VISIONS14 expedition, including some originally scheduled for Leg 2. We’ll be back in Newport by morning. On to Leg 4!

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Standing on Two Legs

We have another first to report: the first deployment of a two-legged shallow profiler mooring at the Endurance Oregon Offshore site! The mooring operations were smooth, safe, and ultimately a complete success, thanks to a remarkable run of calm weather.

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High Waves, Deep Methane

Over the last few days, while waiting for the weather to improve, we spent nights doing water sampling and one extremely long sonar survey, and ROPOS Dive 1750 went to Hydrate Ridge, where methane gas naturally bubbles out of the sediment.

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The Golden Spike

When construction of the Transcontinental Railroad was completed in the 1800s, a golden spike was hammered in to officially link the two coasts of the country. During dive R1741 last night we witnessed the ROV making a similarly historic connection.

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HPIES and Cake and profilers

The day was dominated by an epic ROPOS dive to relocate the platforms deployed during yesterday’s deck operations, plug them in, and collect samples, finishing up the work at the Axial Base site.

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VISIONS 14 Leg 2 Begins

The R/V Thompson left Newport to start Leg 2 on August 1, 2014, heading for the Slope Base site. We deployed a Low Voltage node (LV01A) and conducted a couple of CTD casts.

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