Scientific Name: Morus bassanus
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.
| Île Bonaventure / Bonaventure Island (QC001) | ||
|---|---|---|
| Number | Year | Season |
| 75,500 - 100,000 | 2021 | Fall |
| 50,000 - 100,000 | 2021 | Summer |
| 5,000 - 100,000 | 2020 | Fall |
| 25,000 - 100,000 | 2020 | Summer |
| 2,000 - 70,000 | 2019 | Fall |
| 1,200 - 60,000 | 2019 | Summer |
| 10,000 - 116,000 | 2018 | Fall |
| 50,000 - 120,000 | 2018 | Summer |
| 10,000 - 52,000 | 2017 | Fall |
| 5,000 - 100,000 | 2017 | Summer |
| 30,000 - 100,000 | 2016 | Fall |
| 10,000 - 200,000 | 2016 | Summer |
| 40,000 | 2016 | Spring |
| 10,000 - 50,000 | 2015 | Fall |
| 10,000 - 80,000 | 2015 | Summer |
| 10,500 - 75,000 | 2015 | Spring |
| 10,000 - 60,000 | 2014 | Fall |
| 2,001 - 100,000 | 2014 | Summer |
| 15,000 - 100,000 | 2013 | Fall |
| 1,300 - 100,000 | 2013 | Summer |
| 2,000 - 100,000 | 2012 | Fall |
| 2,000 - 95,000 | 2012 | Summer |
| 10,000 - 45,000 | 2011 | Fall |
| 2,000 - 100,000 | 2011 | Summer |
| 18,000 - 122,000 | 2010 | Fall |
| 5,000 - 50,000 | 2010 | Summer |
| 2,000 - 75,000 | 2009 | Fall |
| 20,000 - 120,000 | 2009 | Summer |
| 5,000 - 20,000 | 2008 | Summer |
| 2,000 - 10,000 | 2007 | Fall |
| 10,000 - 50,000 | 2007 | Summer |
| 10,000 - 100,000 | 2006 | Summer |
| 5,000 - 20,000 | 2005 | Fall |
| 25,000 - 50,000 | 2005 | Summer |
| 40,000 - 100,000 | 2004 | Fall |
| 3,000 - 107,270 | 2004 | Summer |
| 2,000 - 50,000 | 2003 | Summer |
| 50,000 - 100,000 | 2002 | Fall |
| 10,000 - 76,000 | 2002 | Summer |
| 2,000 - 80,000 | 2001 | Fall |
| 2,000 - 125,000 | 2001 | Summer |
| 25,000 - 50,000 | 2000 | Summer |
| 10,000 - 74,000 | 1999 | Summer |
| 6,500 | 1999 | Spring |
| 10,000 | 1998 | Fall |
| 50,000 - 70,000 | 1998 | Summer |
| 10,000 - 15,000 | 1997 | Fall |
| 100,000 | 1997 | Summer |
| 10,000 | 1996 | Fall |
| 10,000 | 1996 | Summer |
| 20,000 - 50,000 | 1995 | Fall |
| 10,000 - 15,000 | 1995 | Summer |
| 63,148 - 64,096 | 1994 | Summer |
| 5,000 - 50,000 | 1993 | Summer |
| 50,000 - 125,000 | 1992 | Fall |
| 30,000 | 1992 | Summer |
| 10,000 - 20,000 | 1992 | Spring |
| 5,000 - 50,000 | 1991 | Fall |
| 5,000 - 30,000 | 1991 | Summer |
| 5,000 - 80,000 | 1990 | Fall |
| 40,000 - 50,000 | 1990 | Summer |
| 30,000 | 1990 | Spring |
| 5,000 - 15,000 | 1989 | Fall |
| 48,250 | 1989 | Summer |
| 5,000 | 1988 | Fall |
| 10,000 - 50,000 | 1988 | Summer |
| 5,000 | 1987 | Fall |
| 4,000 | 1987 | Spring |
| 10,000 | 1986 | Fall |
| 50,000 | 1986 | Summer |
| 20,000 | 1985 | Winter |
| 10,000 | 1985 | Fall |
| 10,000 - 20,000 | 1984 | Fall |
| 10,000 - 42,180 | 1984 | Summer |
| 10,000 - 30,000 | 1983 | Fall |
| 10,000 - 30,000 | 1983 | Summer |
| 10,000 - 40,000 | 1982 | Fall |
| 10,000 - 30,000 | 1982 | Summer |
| 25,000 | 1981 | Summer |
| 20,000 | 1981 | Spring |
| 2,500 - 30,000 | 1980 | Fall |
| 15,000 | 1980 | Summer |
| 10,000 - 50,000 | 1979 | Fall |
| 30,000 - 35,000 | 1979 | Summer |
| 20,000 | 1978 | Fall |
| 20,000 | 1978 | Summer |
| 5,000 - 30,000 | 1977 | Fall |
| 10,000 | 1977 | Summer |
| 35,000 - 60,000 | 1976 | Fall |
| 20,000 - 65,000 | 1976 | Summer |
| 40,000 | 1976 | Spring |
| 20,000 - 30,000 | 1975 | Fall |
| 15,000 - 50,000 | 1975 | Summer |
| 20,000 | 1975 | Spring |
| 50,000 | 1974 | Fall |
| 2,000 - 45,000 | 1974 | Spring |
| 50,000 | 1973 | Fall |
| 50,000 | 1973 | Summer |
| 20,000 | 1972 | Fall |
| 20,000 - 50,000 | 1971 | Fall |
| 10,000 - 41,022 | 1969 | Summer |
| 5,000 | 1965 | Fall |
| 10,000 - 50,000 | 1964 | Fall |
| 1,000 - 30,880 | 1963 | Summer |
| 10,000 | 1962 | Fall |
| 7,000 | 1962 | Summer |
| 10,000 | 1961 | Fall |
| 2,500 - 8,000 | 1960 | Fall |
| 1,000 - 5,000 | 1960 | Summer |
| 5,000 | 1950 | Fall |
| Cape St. Mary's (NF001) | ||
|---|---|---|
| Number | Year | Season |
| 10,000 - 30,000 | 2021 | Fall |
| 12,000 | 2021 | Summer |
| 2,000 - 8,000 | 2021 | Spring |
| 10,000 - 20,000 | 2020 | Fall |
| 15,000 | 2020 | Summer |
| 5,000 | 2020 | Spring |
| 6,000 - 30,000 | 2019 | Fall |
| 25,000 | 2019 | Summer |
| 8,000 | 2019 | Spring |
| 6,000 - 15,000 | 2018 | Fall |
| 20,000 - 120,000 | 2018 | Summer |
| 2,000 - 20,000 | 2018 | Spring |
| 10,001 - 15,000 | 2017 | Fall |
| 10,000 - 20,000 | 2017 | Summer |
| 30,000 | 2017 | Spring |
| 5,000 - 10,000 | 2016 | Fall |
| 5,000 - 10,000 | 2016 | Summer |
| 2,000 | 2016 | Spring |
| 2,000 - 25,000 | 2015 | Fall |
| 5,000 - 30,000 | 2015 | Summer |
| 5,000 - 20,000 | 2015 | Spring |
| 10,000 | 2014 | Fall |
| 10,000 - 15,000 | 2014 | Summer |
| 5,000 - 20,000 | 2014 | Spring |
| 2,000 - 30,000 | 2013 | Fall |
| 10,000 | 2013 | Summer |
| 2,000 - 40,000 | 2012 | Fall |
| 10,000 | 2012 | Summer |
| 3,000 | 2012 | Spring |
| 40,000 | 2011 | Fall |
| 10,000 - 30,000 | 2011 | Summer |
| 10,000 | 2011 | Spring |
| 5,000 - 15,000 | 2010 | Summer |
| 3,000 - 8,000 | 2009 | Summer |
| 1,200 - 15,000 | 2008 | Summer |
| 10,000 | 2007 | Fall |
| 3,000 | 2007 | Summer |
| 5,000 | 2006 | Fall |
| 2,000 - 10,000 | 2006 | Summer |
| 5,000 | 2005 | Summer |
| 10,000 - 15,000 | 2004 | Fall |
| 10,000 | 2003 | Summer |
| 10,000 | 2002 | Summer |
| 1,200 | 2001 | Summer |
| 4,000 - 18,000 | 2000 | Fall |
| 2,000 | 2000 | Summer |
| 1,500 - 5,000 | 1999 | Fall |
| 5,000 | 1999 | Summer |
| 12,000 | 1997 | Summer |
| 20,000 | 1996 | Summer |
| 7,000 | 1995 | Fall |
| 10,970 | 1988 | Summer |
| Les rochers aux Oiseaux (QC006) | ||
|---|---|---|
| Number | Year | Season |
| 12,000 | 2021 | Fall |
| 3,000 | 2017 | Fall |
| 40,000 | 2016 | Summer |
| 48,418 | 2016 | Spring |
| 10,000 | 2012 | Fall |
| 10,000 | 2012 | Summer |
| 5,000 - 50,000 | 2011 | Summer |
| 2,000 - 60,020 | 2009 | Summer |
| 3,000 | 2007 | Summer |
| 20,000 | 2005 | Summer |
| 2,000 - 46,922 | 2004 | Summer |
| 2,000 - 20,000 | 2003 | Summer |
| 20,000 | 2002 | Summer |
| 10,000 | 2001 | Summer |
| 20,000 | 2000 | Summer |
| 33,768 | 1999 | Summer |
| 3,000 | 1997 | Summer |
| 1,000 - 50,000 | 1994 | Fall |
| 19,736 | 1994 | Summer |
| 800 - 15,000 | 1993 | Summer |
| 7,500 - 10,000 | 1990 | Fall |
| 2,000 | 1990 | Summer |
| 5,000 - 15,280 | 1989 | Summer |
| 2,000 | 1988 | Fall |
| 12,000 | 1988 | Summer |
| 25,000 | 1987 | Summer |
| 13,180 | 1984 | Summer |
| 10,662 | 1973 | Summer |
| 10,408 | 1969 | Summer |
| 10,000 | 1967 | Summer |
| 5,740 | 1966 | Spring |
| Funk Island (NF004) | ||
|---|---|---|
| Number | Year | Season |
| 12,150 | 1985 | Summer |
| Miscou Island (NB021) | ||
|---|---|---|
| Number | Year | Season |
| 8,000 | 2019 | Summer |
| 2,000 | 2018 | Fall |
| 1,000 | 1995 | Summer |
| Île Brion (QC007) | ||
|---|---|---|
| Number | Year | Season |
| 5,000 | 2012 | Fall |
| 5,740 | 1966 | Spring |
| Barachois de Malbaie (QC036) | ||
|---|---|---|
| Number | Year | Season |
| 1,600 - 3,000 | 2021 | Fall |
| 5,000 | 2018 | Fall |
| 1,500 | 2014 | Summer |
| 2,000 | 1998 | Summer |
| 2,000 | 1991 | Summer |
| Cap d'Espoir (QC035) | ||
|---|---|---|
| Number | Year | Season |
| 1,376 - 1,726 | 2021 | Fall |
| 1,500 | 2020 | Fall |
| 2,000 | 2020 | Spring |
| 2,000 | 2019 | Summer |
| 2,000 - 3,000 | 2018 | Fall |
| 2,000 - 2,500 | 2018 | Summer |
| 3,000 | 2018 | Spring |
| 3,500 | 2017 | Fall |
| 1,400 | 2017 | Summer |
| 1,785 - 3,174 | 2016 | Fall |
| 2,000 | 2015 | Summer |
| 2,000 | 2012 | Summer |
| 1,500 | 2011 | Summer |
| 2,000 - 2,500 | 2004 | Summer |
| 5,000 | 2001 | Summer |
| 1,000 - 2,000 | 1981 | Spring |
| 1,000 | 1977 | Summer |
| Dune du Sud (QC024) | ||
|---|---|---|
| Number | Year | Season |
| 5,000 | 2009 | Summer |
| 5,000 | 1994 | Spring |
| Île de l'Est (QC009) | ||
|---|---|---|
| Number | Year | Season |
| 5,000 | 2012 | Fall |
| 2,000 | 2009 | Summer |
| 2,000 | 2007 | Summer |
| 1,500 | 1977 | Fall |
| Îles aux Perroquets (QC066) | ||
|---|---|---|
| Number | Year | Season |
| 2,012 - 4,800 | 1998 | Summer |
| Baie de Gaspé (QC037) | ||
|---|---|---|
| Number | Year | Season |
| 3,500 | 2021 | Fall |
| 1,200 | 2021 | Spring |
| 4,000 | 2020 | Fall |
| 2,035 | 2016 | Fall |
| 1,500 | 2009 | Summer |
| 2,000 | 2005 | Summer |
| Bon Portage Island (NS015) | ||
|---|---|---|
| Number | Year | Season |
| 2,000 | 2015 | Fall |
| 2,125 - 3,500 | 2014 | Fall |
| Eastern Cape Sable Island (NS016) | ||
|---|---|---|
| Number | Year | Season |
| 2,500 | 2018 | Fall |
| 3,000 | 2016 | Fall |
| Pointe Saint-Pierre et île Plate (QC033) | ||
|---|---|---|
| Number | Year | Season |
| 1,200 - 2,550 | 2021 | Fall |
| 3,000 | 2014 | Summer |
| 2,500 | 2010 | Summer |
| 800 | 1987 | Spring |
| 800 | 1981 | Spring |
| 800 | 1977 | Summer |
| Northern Head and South Head (NS053) | ||
|---|---|---|
| Number | Year | Season |
| 2,400 | 2016 | Fall |
| Brier Island and Offshore Waters (NS021) | ||
|---|---|---|
| Number | Year | Season |
| 2,000 | 2010 | Fall |
| Plage de l'Hôpital (QC012) | ||
|---|---|---|
| Number | Year | Season |
| 2,000 | 2012 | Fall |
| 2,000 | 2011 | Summer |
| Shigawake-Newport (QC031) | ||
|---|---|---|
| Number | Year | Season |
| 1,000 | 1984 | Winter |
| 2,000 | 1984 | Spring |
| Rimouski (QC041) | ||
|---|---|---|
| Number | Year | Season |
| 1,206 - 1,403 | 2021 | Spring |
| 1,825 | 2020 | Spring |
| 1,667 | 2018 | Spring |
| 1,200 - 1,206 | 2017 | Spring |
| 1,390 - 1,419 | 2015 | Spring |
| 30 | 2008 | Fall |
| 23 | 2000 | Spring |
| 1,420 | 1986 | Spring |
| Îlot C (QC026) | ||
|---|---|---|
| Number | Year | Season |
| 1,700 | 1995 | Spring |
| Péninsule de Forillon (QC039) | ||
|---|---|---|
| Number | Year | Season |
| 2,622 - 2,800 | 2021 | Fall |
| 1,200 | 2020 | Summer |
| 1,500 | 2005 | Summer |
| Îles Les Boules (QC040) | ||
|---|---|---|
| Number | Year | Season |
| 1,400 | 1994 | Spring |
| Baccalieu Island (NF003) | ||
|---|---|---|
| Number | Year | Season |
| 4,000 | 2021 | Fall |
| 3,000 | 2021 | Summer |
| 1,354 | 1984 | Summer |