Polar Oceans data includes dissolved oxygen, optical attenuance, pH, salinity, and temperature collected by CTD instruments. The dataset spans multiple research cruises conducted from August 27, 1981 to October 30, 1999. It was compiled and archived by NOAA's National Centers for Environmental Information.
Use Cases
- Analyze temporal trends in dissolved oxygen concentration across polar regions.
- Correlate salinity measurements with temperature data to study ocean stratification.
- Map spatial distributions of pH and optical attenuance from cruise tracks.
Strengths
- Multi-year temporal coverage spanning over 18 years from 1981 to 1999.
- Includes multiple key oceanographic parameters measured by CTD.
Limitations
- Data collection ended in 1999, making it temporally stale for contemporary analysis.
- Unknown sample size and spatial resolution limits statistical confidence.
- Geographic scope is limited to Polar Oceans, introducing regional bias.
Provenance
- Source
- NOAA_NCEI
- Collection Method
- CTD instrument measurements collected during multiple research cruises.
- Time Range
- 1981-08-27 to 1999-10-30
- Geography
- Polar Oceans