Deepwater Currents in the Gulf of Mexico: Mooring and Drifter Observations
Updated 4mo ago
16filesEXE
Available on 2 platforms
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Description
Nine research cruises collected data from 2003-02-28 to 2004-04-11. The dataset combines fixed moorings with ADCPs and current meters, bottom-mounted PIES instruments, and profiling PALFOS drifters to measure currents, temperature, salinity, and pressure. Results indicate upper-layer circulation was dominated by Loop Current eddies, while lower-layer flows were strongly influenced by the Sigsbee Escarpment.
Use Cases
Analyzing vertical profiles of geostrophic velocity based on PIES-derived temperature and salinity estimates.
Studying Lagrangian transport pathways using data from profiling PALFOS and fixed RAFOS drifters.
Investigating the correlation between upper and lower-layer current patterns across the study area.
Modeling topographic Rossby wave activity in relation to the Sigsbee Escarpment.
Validating remote sensing sea surface height (SSH) and temperature (SST) data with in-situ mooring measurements.
Strengths
Multi-platform observational approach integrates moorings, drifters, and remote sensing.
Covers a specific, anomalous study interval with data from nine distinct research cruises.
Provides estimates of full water column properties via PIES instruments.
Limitations
Critical metadata conflicts: last updated date differs by 22 years between platforms (2004 vs 2026).
No column names, row counts, or file sizes are provided, limiting technical assessment.
Primary data format listed as EXE is atypical for scientific datasets and may indicate a packaging or access issue.
Provenance
Source
Science Applications International Corporation (SAIC), collected for the Exploratory Study of Deepwater Currents in the Gulf of Mexico.
Collection Method
Data gathered from fixed moorings (ADCPs, current meters, CTD sensors), bottom PIES, profiling/fixed drifters (PALFOS/RAFOS), and coordinated remote sensing.
Time Range
2003-02-28 to 2004-04-11
Freshness
2026-03-05 (from datagov, though this appears to be a metadata artifact conflicting with the 2004 collection end date)
Geography
Gulf of Mexico, specifically areas influenced by the Loop Current and Sigsbee Escarpment.
Data is hosted by NOAA/NCEI. The listed file format (EXE) is unusual and may require specific software or extraction steps. License information is not provided.