Posts by dtrewcrist
Pioneer 18 underway
The Pioneer-18 cruise is underway as of 8 April, with three surface moorings moved from their staging area on the WHOI campus (pictured), and moved to the R/V Neil Armstrong for deployment. The team has an ambitious schedule, and everyone was anxious to get started.
Read MoreReady to go home
At the end of an expedition everyone’s eager to get home. Here the R/V Sikuliaq approaches NOAA’s pier in Newport, OR, but there’s one more chore to do – get that recovered equipment off the deck. You might be surprised at how quickly a motivated crew and science party can offload. Within 2 and half…
Read MoreOOI team members on trap
It’s a tradition for folks to sign the sediment traps as they are put out for six months at sea. This trap contains the names of the OOI team members who helped deploy this trap during Endurance 16.
Read MoreOSU greetings
Sediment trap team leader Jennifer Fehrenbacher (Oregon State Univ.) takes a photograph of the sediment trap signature that contains the names of her and Claudia Benitez-Nelson and Eric Tappa’s (Univ. South Carolina) team of foram ecology investigators.
Read MoreSediment trap signatures
During Endurance 16, the R/V Sikuliaq went out to the OOI Regional Cabled Array Slope Base site to turn a sediment trap as part of Jenn Fehrenbacher’s (Oregon State Univ.) and Claudia Benitez-Nelson and Eric Tappa’s (Univ. South Carolina) foram ecology investigation. It’s a tradition for folks to sign the traps as they are put…
Read MoreTen moorings to be recovered
During Pioneer 18, ten moorings will be recovered. Once close to the ship, crew members grab the moorings with a hook, and direct them to the stern of the ship to be brought onboard
Read MoreGlider deployments
Three gliders will be deployed during Pioneer 18 and remain in the water for the next six months, collecting data in the water column between the Pioneer moorings.
Read MoreRemotely operated vehicle operations
Weather conditions and time constraints during the Pioneer 17 cruise precluded complete recovery of the Offshore and Upstream Offshore Profiler Moorings. If time and conditions permit, Remotely Operated Vehicle (ROV) lead Jared Schwartz will used an ROV to complete the recovery of these two moorings, as well as several anchor recoveries.
Read MoreTwo-leg expedition
The Pioneer 18 Recovery and Deployment mission will be conducted in two legs. The back deck of the R/V Armstrong will be filled with equipment on both legs as the team recovers ten moorings and deploys eight moorings and three gliders. Shown here are three coastal surface moorings.
Read MorePort day
The Endurance 16 team deploys enough equipment on the Endurance mooring cruises that they have a port stop to unload the gear deployed on leg 1 and load the leg 2 gear. It goes pretty fast. Within 24 hrs, the team has the leg 1 gear unloaded and the leg 2 gear loaded and tested. …
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