IBA Cowichan estuary
Duncan, British Columbia
Site Summary
BC048 Latitude
Longitude
48.730° N
123.564° W
Elevation
Size
0 - 50 m
38.20 km²
Habitats:
salt marshes/brackish marshes, tidal rivers/estuaries, mud or sand flats (saline), inlets/coastal features (marine)
Land Use:
Agriculture, Fisheries/aquaculture, Tourism/recreation
Potential or ongoing Threats:
Disturbance, Filling in of wetlands, Industrial pollution
IBA Criteria: Globally Significant: Congregatory Species, Nationally Significant: Waterfowl Concentrations, Colonial Waterbird/Seabird Concentrations
Conservation status:
Restricted access for IBA coordinators
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Site Description
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IBA Criteria
SpeciesT | A | I Links Date Season Number G C N
Great Blue Heron 2010 FA 38
Great Blue Heron 2010 - 2017 SP 35 - 80
Great Blue Heron 2010 - 2017 SU 35 - 82
Iceland Gull (Thayer's) 2016 FA 80
Iceland Gull (Thayer's) 1985 - 2014 WI 86 - 530
Trumpeter Swan 2016 SP 278
Trumpeter Swan 2009 - 2010 WI 258 - 408
Note: species shown in bold indicate that the maximum number exceeds at least one of the IBA thresholds (sub-regional, regional or global). The site may still not qualify for that level of IBA if the maximum number reflects an exceptional or historical occurrence.
 

The IBA Program is an international conservation initiative coordinated by BirdLife International. The Canadian co-partners for the IBA Program are Bird Studies Canada and Nature Canada.
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