Nom scientifique: Ardenna creatopus
Global
1% of the global abundance. This threshold is used to identify tigger species and IBA's under A4i/ii and A4iv categories
Global SAR
Global species at risk threshold which are static and standard based on the IUCNs global species at risk status.
Regional/Continental
1% of the regional/continental population Estimate
Sub-regional/National SAR
The sub-regional/national SAR population threshold = 1% of the COSEWIC population estimate within the region (provinces/territories) the species is listed as being at risk. This threshold is used to identify trigger species and IBAs under criterion C1.
Barkley Sound (BC075) | ||
---|---|---|
Nombre | Année | Saison |
700 | 2012 | Automne |
40 | 2011 | Été |
50 | 2003 | Automne |
75 | 2001 | Automne |
Amphitrite and Swiftsure Banks (BC097) | ||
---|---|---|
Nombre | Année | Saison |
100 - 300 | 2013 | Automne |
100 - 400 | 2011 | Automne |
75 | 2001 | Automne |
50 | 2000 | Automne |
25 | 1998 | Automne |
70 | 1992 | Automne |
Cleland Island & Southeast Clayoquot Sound (BC080) | ||
---|---|---|
Nombre | Année | Saison |
100 | 2016 | Automne |
Goose Island Group and Banks (BC105) | ||
---|---|---|
Nombre | Année | Saison |
80 | 2007 | Automne |
Scott Island Group (BC006) | ||
---|---|---|
Nombre | Année | Saison |
50 | 2017 | Printemps |
27 | 2016 | Printemps |
150 | 2015 | Printemps |
50 - 75 | 2002 | Automne |
Tofino Mudflats (BC002) | ||
---|---|---|
Nombre | Année | Saison |
50 | 2017 | Automne |