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Horned Grebe

Scientific Name: Podiceps auritus

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Avibase

Dendroica

Cornell Lab of Ornithology

Thresholds:

GlobalInformation6,200
Regional/ContinentalInformation5,000
Sub-regional/National SARInformation1

Global

1% of the global population estimate. This threshold is used to identify trigger species and IBAs under categories A4i/ii and A4iv.

Regional/Continental

1% of the regional/continental population estimate.

Sub-regional/National SAR

The sub-regional/national SAR threshold = 1% of the COSEWIC population estimate for the region (provinces/territories) in which the species is listed as being at risk. This threshold is used to identify trigger species and IBAs under criterion C1.

Prince Edward County South Shore (ON003)
Number Year Season
8,0002016Fall
5501993Spring
Île de l'Est (QC009)
Number Year Season
4 - 201995Summer
401956Fall
Île Brion (QC007)
Number Year Season
22017Summer
12013Summer
1 - 32010Summer
62000Summer
11994Summer
11991Fall
31991Summer
41990Summer