Seaglider Physical Oceanographic Measurements from Hawaii Coastal Waters

February to May 2005 data collected by an autonomous Seaglider vehicle during the Hawaii Ocean Timeseries. The dataset contains in-situ measurements of temperature, salinity, depth-averaged current, and other physical variables along a sawtooth trajectory through the water column. The data was collected by the University of Washington and archived by NOAA's National Centers for Environmental Information.

Use Cases

• Analyze vertical temperature and salinity profiles to study water column stratification in Hawaiian coastal waters.
• Track depth-averaged current measurements to understand local ocean circulation patterns during the deployment period.
• Model the sawtooth glider trajectory to correlate physical measurements with specific depths and locations.
• Validate satellite-derived sea surface temperature or salinity data with in-situ glider measurements.

Strengths

• Continuous time-series coverage from February 16 to May 22, 2005.
• Data collected via a specialized autonomous platform designed for long-duration scientific missions.
• Includes multiple core physical oceanographic variables measured along a detailed path.

Limitations

• Exact sample size (rows) and data resolution (e.g., measurement frequency) are unknown.
• Limited to a single glider (SG021) and a specific three-month period in 2005.
• Geographic scope is confined to the coastal waters of Hawaii.

Provenance

Source

University of Washington's School of Oceanography and Applied Physics Laboratory, archived by NOAA NCEI.

Collection Method

Measurements gathered by a buoyancy-driven Seaglider autonomous underwater vehicle (AUV) gliding through the water column.

Time Range

2005-02-16 to 2005-05-22

Freshness

Data collection ended on 2005-05-22; it is a historical snapshot.

Geography

Coastal waters of Hawaii.