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TeSSA-cruise 2D

Completed
Robert Gordon Sproul

Robert Gordon Sproul

Scripps Institution of Oceanography · USA

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PortPlanned routeMooring / vehicle

Planned route: 2 segments · ~3 hours steaming · 1 station

Operating area: off-shore San Diego about 32.89N 117.74W

Route: San Diego (California) - United States → San Diego (California) - United States


Nov 13 – Nov 14, 20251 day at seaactual: departed Nov 13, 2025, arrived Nov 14, 2025

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Project aboard

TeSSA is a three-year project to design, construct and test a long-term Telemetered Seafloor Seismic Array (TeSSA) of five seafloor nodes (SFNs) each comprising a very-broadband ocean bottom seismometer (OBS) and a differential pressure gauge. Each SFN will be equipped with an acoustic micromodem. The array is linked through a wave glider that facilitates a Surface Communications Gateway (SCG) with shore-side mission control at Scripps Institution of Oceanography (SIO) via acoustic and satellite services. The TeSSA-cruise 2D is a deployment cruise for the wave glider and two OBSs. The test should last about two weeks after which both wave glider and OBS will be recovered on the recovery cruise TeSSA-cruise 2R.


People aboard

  • Gabi Laske · Principal investigator

Party size: 8

Estimated vacant berths: 4

Equipment

Aboard the vessel

  • Echosounder, 12kHz

Schedule data from UNOLS Marine Facilities Planning · operator cruise code SP2537 Laske · MFP reference 21/1369 · synced Sep 24, 2026