Seaglider Oceanographic Measurements from North Atlantic Deployment

Seaglider SG005 collected temperature, salinity, and depth-averaged current data along a sawtooth trajectory in the North Atlantic Ocean. This dataset from NOAA NCEI covers a single vehicle deployment from November 6, 2008, to February 23, 2009. The autonomous underwater vehicle was developed by the University of Washington for long-range, multi-month scientific missions.

Use Cases

• Analyzing temperature and salinity profiles to study water mass structure and mixing processes in the Iceland-Scotland Ridge region.
• Estimating depth-averaged currents from glider trajectory data to understand regional ocean circulation.
• Validating satellite-derived sea surface salinity or temperature products using in-situ glider measurements.
• Modeling the sawtooth dive trajectory and buoyancy-driven propulsion efficiency of autonomous underwater vehicles.
• Investigating seasonal changes in upper ocean properties during the winter months of 2008-2009.

Strengths

• Data collected by a specialized Seaglider platform designed for long-duration, long-range scientific missions.
• Measurements include key physical oceanography variables like temperature, salinity, and depth-averaged currents.
• Covers a specific 3.5-month deployment period from November 2008 to February 2009.

Limitations

• Specific row count, column details, and data resolution are unknown from the provided metadata.
• Dataset is over 15 years old, limiting analysis of recent oceanographic changes or conditions.
• Geographic coverage is limited to the single track of Seaglider SG005 during its deployment.

Provenance

Source

NOAA National Centers for Environmental Information (NCEI).

Collection Method

Data collected by Seaglider SG005, an autonomous underwater vehicle measuring variables along a programmed dive trajectory.

Time Range

2008-11-06 to 2009-02 23

Freshness

Last updated 2009-02-23; static historical dataset.

Geography

North Atlantic Ocean, Iceland-Scotland Ridge region.