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ITP 93 Overview

Deployment Location: 9/22/2015, 23:45 UTC at 85° 5.0’ N, 139° 57.6’ E

Recovered Location: 7/9/2017, 23:02 UTC at 79° 45.8’ N, 14° 24.4’ E

Duration: 656 days

Distance Travelled: 4843 km

Number of profiles: 1543 in 466 days

Other instruments: SAMS, PAWS, Ice Beacon, AWI Radiation Station

ITP93 was deployed on a 2.0 m thick icefloe in the Transpolar Drift on September 22, 2015 during the PS94 cruise (TransArc II) on the R/V Polarstern as a contribution to Frontiers in Arctic Marine Monitoring (FRAM). On the same icefloe, a SAMS Ice Mass Balance Buoy (SAMS), a Metocean Polar Area Weather Station (PAWS), a Metocean Snow Height Ice Beacon and AWI Radiation Station were deployed. The ITP included a dissolved oxygen sensor and bio-optical sensors and operated on a pattern profiling sampling schedule including one full one-way profile between 7 and 760 m depth every 1.5 days.

In July 2017, a sailing vessel recovered the surface package of ITP 93 in a Svalbard fjord.

Deployment

Data Processing

Final Data

Ice-Based Observatory consisting of weather station and ITP 93 (left), radiation station, snow height beacon and IMB (right). (Photo by Mario Hoppmann)
Ice-Based Observatory consisting of weather station and ITP 93 (left), radiation station, snow height beacon and IMB (right). (Photo by Mario Hoppmann)
ITP 93 surface package spotted by a sailing vessel in Svalbard fjord.
ITP 93 surface package spotted by a sailing vessel in Svalbard fjord.
The surface package is hauled onboard the sailing vessel.
The surface package is hauled onboard the sailing vessel.
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