Seaglider Oceanographic Measurements from NW Atlantic Deployment

Seaglider SG038 collected temperature, salinity, and depth-averaged current data on a sawtooth trajectory through the water column. The autonomous underwater vehicle was deployed by the University of Washington and NOAA NCEI for a mission lasting over four months, from July to November 2015. This dataset captures physical oceanographic conditions in the Bermuda Atlantic Time-series Study region.

Use Cases

• Analyze temperature and salinity profiles to study water column stratification and mixing processes.
• Calculate depth-averaged currents to map subsurface ocean circulation patterns in the NW Atlantic.
• Validate satellite sea surface temperature and salinity products using in-situ glider measurements.
• Model the sawtooth dive trajectory of the Seaglider to optimize autonomous mission planning.
• Correlate physical measurements with biological data from the BATS hydrostation for biogeochemical studies.

Strengths

• Data collected over a continuous 4-month mission from July to November 2015.
• Measurements include key physical oceanographic variables: temperature, salinity, and currents.
• Deployed in a scientifically significant long-term monitoring region (BATS/Hydrostation 'S').

Limitations

• Specific row count, column details, and data resolution are unknown.
• Dataset is temporally limited to a single deployment in 2015, not a continuous time series.
• Geographic coverage is focused on a specific trajectory in the NW Atlantic, not global.

Provenance

Source

NOAA National Centers for Environmental Information (NCEI), originating from University of Washington Seaglider development team.

Collection Method

Data gathered by an autonomous Seaglider buoyancy vehicle performing programmed dives, with near real-time telemetry.

Time Range

2015-07-03 to 2015-11-13

Freshness

Data collection ended in 2015; dataset is a historical snapshot.

Geography

Northwest Atlantic Ocean, Bermuda Atlantic Time-series Study (BATS) / Hydrostation 'S' region.