Important Bird Areas in Strait of Georgia Ecoregion

Important Areas for key seabird species in the Strait of Georgia ecoregion, mapped to inform the selection of marine Ecologically and Biologically Significant Areas. Experts identified these areas based on criteria like Uniqueness, Aggregation, and Fitness Consequences. Data collection was completed in 2009, though new data may trigger case-by-case reviews.

Use Cases

• Map Important Areas for seabirds based on the Uniqueness, Aggregation, and Fitness Consequences criteria to support marine spatial planning.
• Analyze the spatial distribution of Important Areas within the Strait of Georgia ecoregion to inform Ecologically and Biologically Significant Area designation.
• Compare Important Areas for seabirds with datasets for cetaceans, coral, and fish to assess multi-species conservation priorities.

Strengths

• Data is part of a formal science advisory process for identifying Ecologically and Biologically Significant Areas under Canada's Oceans Act.
• Covers a specific, well-defined marine ecoregion (Strait of Georgia) with expert-defined criteria for area importance.
• Data collection is considered complete, providing a stable baseline for conservation analysis.

Limitations

• The 2009 assessment for the Strait of Georgia may use different methods or temporal extents compared to earlier (2004-2005) assessments in other regions, complicating direct comparisons.
• Emergence of significant new data may render some areas outdated, requiring case-by-case review.
• Specific sample sizes, row counts, and column details for the geospatial features are unavailable.

Provenance

Source

Fisheries and Oceans Canada

Collection Method

Expert assessment based on scientific criteria (Uniqueness, Aggregation, Fitness Consequences); spatial data collection coordinated by Cathryn Clarke for initial work.

Time Range

Assessment conducted in 2009 (Strait of Georgia and WCVI); initial PNCIMA assessment 2004-2005.

Freshness

Last updated 2026-03-24, though underlying assessment data is from 2009.

Geography

Strait of Georgia (SOG) ecoregion, Canadian Pacific marine waters.