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Gliders Deployed and Ready for Action

The Coastal and Global Scale Nodes (CGSN) team has officially arrived at the Irminger Array, marking a major milestone in this year’s field season. First up on the operational checklist? Glider deployment. Two autonomous underwater gliders were successfully launched and are now running in a holding pattern near the array. These sleek, torpedo-shaped robots are…

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OOI Team Recovers UK BGC-Argo Float During Transit

During transit to the Irminger Array, the crew of the R/V Revelle and the OOI Coastal and Global Scale Nodes (CGSN) team successfully recovered a BGC-Argo float on behalf of the UK National Oceanography Centre (UK NOC). The float, deployed in 2024, had been collecting biogeochemical profiles focused on the biological carbon pump, along with…

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Off to a Strong Start: Irminger 12 Begins with Calm Seas and Key Wins

The R/V Roger Revelle departed Reykjavík on July 18 after several days of mobilization and gear loading, including reassembly and testing of the Surface and HYPM moorings. With the surface buoy secured and burn-in restarted, final checks were completed and the team got underway. Transit to the array site (July 18-20) was smooth, with calm…

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Successful Completion of Papa Array Operations

On the final day of operations at the Papa Array, NOAA-PMEL and UW-APL teams conducted final inspections of the surface and Waverider moorings to verify performance before departing the site. All moorings at the Papa Array, including OOI-CGSN subsurface moorings, are fully operational and transmitting data. Congrats to the team on a successful expedition!

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SR2511 Cruise Complete – Wrapping Up Spring 2025 Endurance Turn

The Spring 2025 Coastal Endurance Array Turn Cruise (SR2511) has officially concluded. On the evening of May 29, the R/V Sally Ride docked at OSU Ship Operations in Newport around 21:30 PDT, marking the end of a successful three-leg expedition. Final recovery operations included: Oregon Shelf Coastal Surface Piercing Profiler (CE02SHSP-00039) WireWalker profiler Oregon Shelf…

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Cruise Update – SKQ202511S (May 29-30)

The final two days of Cruise #SKQ202511S wrapped up with successful recoveries and smooth operations. On May 29, the team conducted a 4,100m CTD cast and acoustic data download at site FLMA-11. All instruments were operational. This was followed by the final OOI mooring recovery at the same site, completed without issue. While transiting to…

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From the Deep: HYPM Recovery Complete

After spending a full year in the depths of the ocean, the Hybrid Profiler Mooring (HYPM) has been successfully recovered by the CGSN team aboard the RV Sikuliaq. Using an acoustic release command, the team triggered the mooring to detach from its anchor and ascend to the surface. What came up: the bright orange syntactic…

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Profiler Recovery and Troubleshooting

As Leg 3 of the Spring 2025 Coastal Endurance Turn Cruise (SR2511) continues, the R/V Sally Ride team successfully recovered the Washington Inshore Coastal Surface Piercing Profiler (CE06ISSP-00019). The crew also troubleshooted the Washington Offshore Profiler Mooring (CE04OSPM-00022) to assess and address operational issues. The team worked in 5–7-foot seas, with air temperatures between 52–55°F…

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