Nom scientifique: Sterna dougallii
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.
The Brothers (NS003) | ||
---|---|---|
Nombre | Année | Saison |
2 - 40 | 2021 | Summer |
4 - 12 | 2021 | Spring |
2 | 2020 | Fall |
60 - 65 | 2020 | Summer |
2 - 4 | 2020 | Spring |
20 - 52 | 2019 | Summer |
9 | 2019 | Spring |
2 - 5 | 2018 | Summer |
3 - 7 | 2018 | Spring |
2 - 32 | 2017 | Summer |
15 - 20 | 2017 | Spring |
4 - 48 | 2016 | Summer |
2 - 15 | 2016 | Spring |
2 - 35 | 2015 | Summer |
2 - 15 | 2015 | Spring |
2 - 38 | 2014 | Summer |
3 - 6 | 2014 | Spring |
7 - 38 | 2013 | Summer |
2 - 15 | 2013 | Spring |
15 - 34 | 2012 | Summer |
3 - 12 | 2012 | Spring |
25 - 38 | 2011 | Summer |
3 - 22 | 2011 | Spring |
4 - 38 | 2010 | Summer |
3 - 5 | 2010 | Spring |
35 - 42 | 2009 | Summer |
2 - 20 | 2009 | Spring |
7 - 55 | 2008 | Summer |
2 - 5 | 2008 | Spring |
10 - 68 | 2007 | Summer |
47 - 67 | 2006 | Summer |
2 - 12 | 2006 | Spring |
45 - 68 | 2005 | Summer |
2 | 2005 | Spring |
35 - 68 | 2004 | Summer |
9 - 62 | 2003 | Summer |
2 - 70 | 2003 | Spring |
13 - 89 | 2002 | Summer |
2 - 3 | 2002 | Spring |
53 - 70 | 2001 | Summer |
3 | 2001 | Spring |
2 - 172 | 2000 | Summer |
6 - 12 | 2000 | Spring |
5 | 1999 | Fall |
20 - 122 | 1999 | Summer |
3 | 1999 | Spring |
4 - 118 | 1998 | Summer |
3 | 1998 | Spring |
2 | 1997 | Fall |
2 - 108 | 1997 | Summer |
2 - 3 | 1997 | Spring |
35 - 96 | 1996 | Summer |
6 | 1996 | Spring |
23 - 66 | 1995 | Summer |
12 | 1995 | Spring |
68 | 1994 | Winter |
60 | 1993 | Summer |
46 | 1992 | Summer |
40 | 1991 | Summer |
Country Island Complex (NS028) | ||
---|---|---|
Nombre | Année | Saison |
4 | 2021 | Summer |
4 - 8 | 2018 | Summer |
3 | 2010 | Summer |
108 | 2000 | Summer |
32 | 1999 | Summer |
6 | 1998 | Summer |
2 | 1997 | Summer |
90 | 1996 | Summer |
60 | 1993 | Summer |
Grassy Island Complex (NS026) | ||
---|---|---|
Nombre | Année | Saison |
2 | 2011 | Summer |
10 | 1998 | Summer |
24 | 1997 | Summer |
60 | 1995 | Summer |
40 | 1993 | Summer |
12 | 1985 | Summer |
90 | 1970 | Summer |
South Shore (Barrington Bay Sector) (NS018) | ||
---|---|---|
Nombre | Année | Saison |
43 | 2000 | Summer |
Sable Island, Nova Scotia (NS025) | ||
---|---|---|
Nombre | Année | Saison |
7 | 2021 | Summer |
3 | 2021 | Spring |
2 | 2018 | Summer |
3 - 6 | 2017 | Summer |
2 | 2017 | Spring |
15 | 2009 | Other |
10 | 2008 | Other |
4 | 2007 | Other |
1 | 1998 | Summer |
2 | 1997 | Summer |
6 | 1994 | Summer |
8 | 1993 | Summer |
20 | 1985 | Summer |
30 | 1980 | Summer |
Eastern Cape Sable Island (NS016) | ||
---|---|---|
Nombre | Année | Saison |
3 - 6 | 2021 | Fall |
3 - 31 | 2021 | Summer |
2 | 2021 | Spring |
2 - 20 | 2020 | Fall |
2 | 2020 | Summer |
2 - 3 | 2019 | Summer |
2 | 2019 | Spring |
2 | 2018 | Summer |
3 | 2018 | Spring |
2 - 8 | 2017 | Fall |
5 - 14 | 2017 | Summer |
2 | 2016 | Fall |
2 - 3 | 2016 | Summer |
2 | 2013 | Summer |
2 | 1998 | Summer |
2 | 1997 | Summer |
Île Paquet (QC022) | ||
---|---|---|
Nombre | Année | Saison |
2 - 4 | 2000 | Summer |
2 - 4 | 1999 | Summer |
2 | 1998 | Summer |
2 - 3 | 1996 | Summer |
2 | 1996 | Spring |
1 - 2 | 1995 | Summer |
1 | 1995 | Spring |
2 | 1993 | Summer |
2 - 4 | 1993 | Spring |
2 - 3 | 1992 | Summer |
2 | 1992 | Spring |
1 - 4 | 1991 | Summer |
1 - 4 | 1991 | Spring |
2 | 1990 | Fall |
2 - 3 | 1990 | Summer |
1 - 2 | 1989 | Fall |
1 - 2 | 1989 | Summer |
2 | 1989 | Spring |
1 - 7 | 1988 | Fall |
6 | 1988 | Summer |
Machias Seal Island (NB019) | ||
---|---|---|
Nombre | Année | Saison |
2 - 5 | 1996 | Summer |
4 | 1995 | Summer |
2 | 1994 | Summer |
South Shore (Port Joli sector) (NS004) | ||
---|---|---|
Nombre | Année | Saison |
2 - 5 | 2008 | Spring |
La Pointe (QC013) | ||
---|---|---|
Nombre | Année | Saison |
2 | 2001 | Summer |
2 | 2001 | Spring |
3 | 2000 | Summer |
2 | 1998 | Summer |
2 - 3 | 1997 | Summer |
2 - 3 | 1996 | Summer |
2 | 1996 | Spring |
2 | 1995 | Summer |
2 | 1993 | Summer |
2 - 4 | 1993 | Spring |
2 - 3 | 1992 | Summer |
2 | 1992 | Spring |
4 | 1991 | Spring |
2 | 1990 | Fall |
2 - 3 | 1990 | Summer |
Bassin aux Huîtres (QC015) | ||
---|---|---|
Nombre | Année | Saison |
2 | 1998 | Fall |
2 - 3 | 1993 | Summer |
2 | 1993 | Spring |
2 | 1990 | Summer |
Lagune du Havre aux Basques et plage de l'Ouest (QC003) | ||
---|---|---|
Nombre | Année | Saison |
2 | 1984 | Summer |
2 | 1983 | Summer |
2 - 3 | 1982 | Fall |
2 | 1982 | Summer |
1 | 1971 | Summer |
Bon Portage Island (NS015) | ||
---|---|---|
Nombre | Année | Saison |
2 | 2015 | Summer |
Îlot C (QC026) | ||
---|---|---|
Nombre | Année | Saison |
1 | 1995 | Spring |
2 | 1994 | Summer |
2 | 1990 | Winter |
2 | 1990 | Summer |
South Shore (Roseway to Baccaro) (NS017) | ||
---|---|---|
Nombre | Année | Saison |
2 | 2019 | Summer |