Scientific Name: Rissa tridactyla
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.
Southwest Bylot (NU013) | ||
---|---|---|
Number | Year | Season |
106,000 | 1975 | Other |
Cape Hay (NU004) | ||
---|---|---|
Number | Year | Season |
40,000 | 1975 | Summer |
100,000 | 1957 | Summer |
Île Bonaventure / Bonaventure Island (QC001) | ||
---|---|---|
Number | Year | Season |
20,000 | 2021 | Summer |
100,000 | 2013 | Summer |
17,996 - 19,644 | 2008 | Summer |
25,000 | 2007 | Summer |
25,000 - 37,100 | 2002 | Summer |
20,000 | 2001 | Summer |
30,000 | 1995 | Fall |
5,000 | 1993 | Summer |
5,000 - 20,000 | 1992 | Spring |
20,000 | 1991 | Summer |
10,000 | 1990 | Summer |
20,000 | 1990 | Spring |
47,300 | 1989 | Summer |
10,000 | 1988 | Summer |
5,000 | 1986 | Summer |
5,000 - 30,000 | 1984 | Summer |
10,000 - 30,000 | 1983 | Summer |
10,000 - 20,000 | 1982 | Fall |
15,000 - 30,000 | 1982 | Summer |
5,000 | 1982 | Spring |
5,000 - 20,000 | 1981 | Spring |
10,000 | 1979 | Fall |
30,000 | 1979 | Summer |
10,000 | 1978 | Summer |
5,000 - 8,000 | 1978 | Spring |
15,000 - 30,000 | 1977 | Fall |
5,000 - 10,000 | 1976 | Summer |
5,000 - 40,000 | 1976 | Spring |
20,000 | 1975 | Fall |
5,000 - 12,000 | 1975 | Summer |
5,000 | 1975 | Spring |
18,000 | 1974 | Fall |
30,000 | 1974 | Spring |
10,000 | 1973 | Fall |
30,000 | 1973 | Summer |
10,000 | 1969 | Summer |
50,000 | 1964 | Fall |
Witless Bay Islands (NF002) | ||
---|---|---|
Number | Year | Season |
20,000 | 2018 | Spring |
25,000 | 2014 | Summer |
50,000 | 2013 | Fall |
30,000 | 2004 | Fall |
87,000 | 1985 | Summer |
Quoddy Region (NB037) | ||
---|---|---|
Number | Year | Season |
764 | 1999 | Winter |
745 - 3,202 | 1998 | Winter |
13 | 1997 | Winter |
65,637 | 1996 | Winter |
521 | 1995 | Winter |
2,935 | 1994 | Winter |
1,868 | 1993 | Winter |
Cambridge Point (NU010) | ||
---|---|---|
Number | Year | Season |
60,000 | 1975 | Summer |
Prince Leopold Island (NU006) | ||
---|---|---|
Number | Year | Season |
20,000 | 2000 | Fall |
58,000 | 1975 | Summer |
Falaise aux Goélands and pointe de l'Est (QC058) | ||
---|---|---|
Number | Year | Season |
18,802 | 2009 | Summer |
31,740 | 2004 | Summer |
49,122 | 1985 | Summer |
2,436 | 1972 | Summer |
600 - 4,400 | 1963 | Fall |
15,500 | 1940 | Summer |
Brier Island and Offshore Waters (NS021) | ||
---|---|---|
Number | Year | Season |
15,615 | 2006 | Winter |
10,000 | 1995 | Winter |
40,000 | 1975 | Winter |
Cape St. Mary's (NF001) | ||
---|---|---|
Number | Year | Season |
20,000 | 2015 | Summer |
40,000 | 2011 | Fall |
20,000 | 2002 | Summer |
25,000 | 1997 | Summer |
20,000 | 1995 | Fall |
20,000 | 1988 | Summer |
Île aux Basques et Les Razades (QC046) | ||
---|---|---|
Number | Year | Season |
30,000 | 1997 | Fall |
6,000 | 1993 | Fall |
7,000 | 1984 | Fall |
6,000 | 1983 | Fall |
5,000 | 1978 | Fall |
Île Brion (QC007) | ||
---|---|---|
Number | Year | Season |
5,000 | 1990 | Summer |
10,000 | 1987 | Summer |
4,006 | 1985 | Summer |
2,200 | 1976 | Summer |
30,000 | 1966 | Spring |
Les rochers aux Oiseaux (QC006) | ||
---|---|---|
Number | Year | Season |
7,402 | 1989 | Summer |
5,000 | 1987 | Summer |
7,380 | 1984 | Summer |
10,000 | 1973 | Summer |
30,000 | 1966 | Spring |
Baccalieu Island (NF003) | ||
---|---|---|
Number | Year | Season |
25,950 | 1984 | Summer |
Baie de Gaspé (QC037) | ||
---|---|---|
Number | Year | Season |
25,000 | 1997 | Summer |
Péninsule de Forillon (QC039) | ||
---|---|---|
Number | Year | Season |
20,000 | 2002 | Summer |
20,010 | 1999 | Summer |
17,264 | 1998 | Summer |
7,000 - 10,000 | 1993 | Spring |
21,194 | 1989 | Summer |
7,614 | 1979 | Summer |