Glider CTD Measurements in the Mid-Atlantic Bight from 2015

CTD data from a University of Delaware glider deployment tracked physical oceanographic properties like temperature, salinity, conductivity, and density in the Mid-Atlantic Bight. The dataset was collected from September 17 to November 24, 2015, as part of a coastal ocean observing system project. Data were archived by the National Centers for Environmental Information after processing by the IOOS National Glider Data Assembly Center.

Use Cases

• Analyze temperature and salinity profiles over the 69-day deployment to study seasonal water column stratification.
• Correlate in-situ conductivity and density measurements to validate regional ocean models.
• Map the glider's geospatial trajectory against the recorded physical property data to study spatial gradients in the Mid-Atlantic Bight.
• Use the time-series of CTD measurements to detect short-term oceanographic events or anomalies during the fall season.

Strengths

• Data covers a continuous 69-day observation period from a specific glider deployment.
• Measurements include core physical oceanographic variables (temperature, salinity, conductivity, density) essential for water mass analysis.
• Data underwent quality checks and standardization by the IOOS National Glider Data Assembly Center before archival.

Limitations

• The dataset is limited to a single glider deployment over one season, restricting temporal and spatial generalizability.
• Sample size, row count, and specific data resolution are unknown from the provided metadata.
• Data is from 2015 and may not represent current oceanographic conditions.

Provenance

Source

National Centers for Environmental Information (NCEI) via the Integrated Ocean Observing System's National Glider Data Assembly Center (IOOS NGDAC).

Collection Method

In-situ measurements collected by an autonomous underwater glider (ud_476) deployed by the University of Delaware.

Time Range

2015-09-17 to 2015-11-24

Freshness

Data collection ended on 2015-11-24; no update frequency is specified.

Geography

Mid-Atlantic Bight coastal ocean region.