Scientific Name: Phoebastria nigripes
Global
1% of the global population estimate. This threshold is used to identify trigger species and IBAs under categories A4i/ii and A4iv.
Global SAR
A global species-at-risk threshold which is static and standard, based on the IUCN's global species-at-risk status.
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.
| Scott Island Group (BC006) | ||
|---|---|---|
| Number | Year | Season |
| 250 | 2015 | Spring |
| 20 | 2002 | Fall |
| Amphitrite and Swiftsure Banks (BC097) | ||
|---|---|---|
| Number | Year | Season |
| 20 | 2012 | Spring |
| 65 | 1992 | Fall |
| Cleland Island & Southeast Clayoquot Sound (BC080) | ||
|---|---|---|
| Number | Year | Season |
| 30 | 2016 | Fall |
| Tofino Mudflats (BC002) | ||
|---|---|---|
| Number | Year | Season |
| 30 | 2017 | Fall |
| Barkley Sound (BC075) | ||
|---|---|---|
| Number | Year | Season |
| 24 | 2012 | Fall |
| 25 | 1993 | Spring |
| Duke of Edinburgh Ecological Reserve (BC007) | ||
|---|---|---|
| Number | Year | Season |
| 21 | 2016 | Summer |