Maritimes Region Hydrographic Transect Climatology 1991-2020

Maritimes region Atlantic Zone Monitoring Program hydrographic transect climatology spans 30 years from 1991 to 2020. The dataset supports annual reporting on seasonal ocean variability and includes comparisons with the previous 1981-2010 climatology period. It covers core transects including Cabot Strait, Louisbourg, Halifax, Browns Bank, and Northeast Channel.

Use Cases

• Analyze seasonal variability in hydrographic conditions across core transects like Cabot Strait and Halifax for annual reporting.
• Compare climatological means and trends between the 1991-2020 and 1981-2010 periods for long-term climate monitoring.
• Assess data coverage for core and ancillary transects occupied since the program's inception to identify spatial and temporal gaps.

Strengths

• 30-year temporal coverage from 1991 to 2020 provides a long-term climatological baseline.
• Includes comparisons with a previous 30-year climatology period (1981-2010) for trend analysis.
• Covers multiple defined geographic transects in the Maritimes region, including Cabot Strait and Browns Bank.

Limitations

• Specific data volume metrics like row count, column count, and file sizes are unknown, limiting assessment of computational requirements.
• Data may be limited to the specific transects and time periods defined by the monitoring program, potentially missing broader regional coverage.
• Relies on the continuity and consistency of the Atlantic Zone Monitoring Program's sampling over three decades.

Provenance

Source

Fisheries and Oceans Canada, Ocean Ecosystems Science Division.

Collection Method

Calculated climatology from hydrographic transect data collected under the Atlantic Zone Monitoring Program.

Time Range

1991 to 2020, with comparisons to 1981-2010.

Freshness

Dataset was last updated in March 2026, indicating recent maintenance.

Geography

Maritimes region, Atlantic Zone, Canada. Specific transects: Cabot Strait, Louisbourg, Halifax, Browns Bank, Northeast Channel.