Scientific Name: Bucephala islandica
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.
English Bay, Burrard Inlet & Howe Sound (BC020) | ||
---|---|---|
Number | Year | Season |
3,672 | 2012 | Winter |
880 | 2010 | Winter |
1,838 | 2009 | Winter |
841 | 2008 | Winter |
814 | 2007 | Winter |
3,091 | 2006 | Winter |
1,163 - 3,747 | 2005 | Winter |
934 - 2,092 | 2004 | Winter |
2,375 | 2003 | Winter |
1,901 - 2,012 | 2000 | Winter |
7,126 | 1990 | Winter |
Batture aux Alouettes and mouth of Saguenay River (QC091) | ||
---|---|---|
Number | Year | Season |
50 - 150 | 2020 | Winter |
45 - 51 | 2019 | Winter |
50 - 62 | 2018 | Fall |
50 | 2017 | Winter |
200 | 2017 | Fall |
35 - 100 | 2015 | Winter |
190 | 2014 | Winter |
100 - 1,250 | 2013 | Winter |
150 - 200 | 2011 | Winter |
40 | 2011 | Spring |
140 - 439 | 2009 | Winter |
70 - 2,100 | 2005 | Winter |
50 | 2004 | Winter |
150 - 700 | 2003 | Winter |
500 | 2003 | Spring |
50 - 1,350 | 2002 | Winter |
75 | 2000 | Winter |
150 - 300 | 1999 | Winter |
100 | 1994 | Winter |
Baie Comeau (QC082) | ||
---|---|---|
Number | Year | Season |
50 | 2021 | Winter |
300 | 2020 | Winter |
65 | 2018 | Winter |
150 - 450 | 2016 | Winter |
60 - 965 | 2013 | Winter |
300 - 785 | 2012 | Winter |
70 - 80 | 2011 | Winter |
40 | 2011 | Spring |
50 - 1,310 | 2010 | Winter |
35 | 2010 | Spring |
50 - 400 | 2009 | Winter |
150 | 2008 | Winter |
100 - 750 | 2005 | Winter |
158 | 1999 | Winter |
1,020 | 1998 | Winter |
700 | 1996 | Winter |
40 | 1996 | Spring |
40 - 400 | 1995 | Winter |
30 - 250 | 1994 | Winter |
30 | 1994 | Spring |
25 - 900 | 1993 | Winter |
40 | 1993 | Fall |
20 - 300 | 1993 | Spring |
340 - 500 | 1992 | Winter |
30 - 60 | 1992 | Fall |
30 - 500 | 1992 | Spring |
90 - 500 | 1991 | Winter |
20 - 50 | 1991 | Spring |
30 - 1,000 | 1990 | Winter |
200 - 600 | 1990 | Spring |
200 - 1,000 | 1989 | Winter |
20 - 300 | 1989 | Spring |
100 - 500 | 1988 | Winter |
100 - 400 | 1988 | Spring |
100 - 600 | 1987 | Winter |
150 | 1987 | Fall |
25 - 600 | 1987 | Spring |
200 - 300 | 1986 | Winter |
60 | 1986 | Fall |
60 - 300 | 1986 | Spring |
25 - 200 | 1985 | Spring |
45 - 60 | 1985 | Winter |
25 - 50 | 1984 | Winter |
50 | 1984 | Fall |
25 - 300 | 1984 | Spring |
Tadoussac (QC085) | ||
---|---|---|
Number | Year | Season |
60 - 210 | 2021 | Winter |
70 - 170 | 2020 | Winter |
65 | 2019 | Winter |
100 | 2018 | Winter |
50 | 2017 | Spring |
50 - 300 | 2017 | Winter |
90 - 110 | 2016 | Winter |
60 - 110 | 2016 | Spring |
53 | 2015 | Winter |
50 | 2015 | Fall |
35 | 2014 | Winter |
590 | 2013 | Winter |
38 - 50 | 2013 | Fall |
165 | 2011 | Winter |
35 | 2011 | Fall |
175 | 2010 | Winter |
50 | 2007 | Winter |
36 | 2004 | Fall |
22 | 1993 | Winter |
150 | 1990 | Winter |
25 - 150 | 1989 | Winter |
20 - 300 | 1988 | Winter |
20 - 30 | 1987 | Spring |
225 | 1987 | Winter |
50 - 55 | 1986 | Spring |
20 | 1985 | Spring |
30 - 50 | 1983 | Winter |
40 | 1981 | Spring |
120 | 1978 | Winter |
1,156 | 1976 | Winter |
28 | 1970 | Winter |
La Malbaie–Pointe-au-Pic (QC094) | ||
---|---|---|
Number | Year | Season |
40 - 100 | 2021 | Spring |
150 - 225 | 2021 | Winter |
50 - 400 | 2020 | Winter |
53 | 2020 | Fall |
60 | 2020 | Spring |
90 - 325 | 2019 | Winter |
35 - 50 | 2019 | Fall |
56 - 300 | 2019 | Spring |
70 - 350 | 2018 | Winter |
50 - 85 | 2018 | Spring |
40 - 100 | 2017 | Winter |
50 - 100 | 2016 | Winter |
40 - 50 | 2016 | Spring |
70 - 150 | 2015 | Winter |
180 - 620 | 2015 | Fall |
40 - 70 | 2015 | Spring |
50 - 250 | 2014 | Winter |
60 - 65 | 2014 | Fall |
40 - 110 | 2014 | Spring |
35 - 800 | 2013 | Winter |
65 - 100 | 2013 | Spring |
90 - 100 | 2012 | Winter |
65 | 2012 | Fall |
40 | 2012 | Spring |
40 - 470 | 2011 | Winter |
60 | 2011 | Spring |
65 - 200 | 2010 | Winter |
50 | 2010 | Spring |
70 - 100 | 2009 | Spring |
50 - 100 | 2008 | Spring |
75 - 125 | 2008 | Winter |
40 - 100 | 2007 | Winter |
40 | 2007 | Spring |
40 | 2006 | Winter |
50 - 240 | 2006 | Spring |
60 | 2005 | Spring |
60 - 65 | 2004 | Spring |
100 | 2004 | Winter |
50 - 175 | 2003 | Winter |
50 | 2003 | Fall |
60 - 250 | 2003 | Spring |
45 - 50 | 2002 | Fall |
35 - 200 | 2002 | Winter |
75 - 140 | 2001 | Winter |
45 | 2001 | Fall |
78 - 130 | 2001 | Spring |
34 - 75 | 2000 | Winter |
85 - 100 | 2000 | Fall |
40 - 150 | 2000 | Spring |
60 | 1999 | Fall |
50 - 350 | 1999 | Spring |
43 - 480 | 1999 | Winter |
50 - 300 | 1998 | Winter |
40 - 150 | 1998 | Fall |
60 - 285 | 1998 | Spring |
40 - 225 | 1997 | Winter |
35 - 350 | 1997 | Spring |
30 - 50 | 1996 | Winter |
20 - 125 | 1996 | Spring |
120 - 200 | 1995 | Winter |
30 - 75 | 1995 | Fall |
30 - 300 | 1995 | Spring |
20 - 50 | 1994 | Spring |
20 - 50 | 1993 | Spring |
20 - 30 | 1993 | Winter |
70 - 90 | 1992 | Spring |
30 | 1991 | Spring |
40 - 200 | 1991 | Winter |
22 | 1990 | Spring |
100 | 1990 | Winter |
30 - 80 | 1989 | Spring |
Baie des Rochers (QC093) | ||
---|---|---|
Number | Year | Season |
37 | 2020 | Fall |
45 | 2016 | Spring |
66 | 2015 | Winter |
117 | 2009 | Winter |
50 - 780 | 2005 | Winter |
150 - 231 | 2002 | Winter |
240 - 468 | 1999 | Winter |
120 - 150 | 1998 | Winter |
490 | 1998 | Spring |
150 - 600 | 1997 | Winter |
288 | 1996 | Spring |
431 | 1994 | Winter |
450 | 1986 | Winter |
400 | 1982 | Winter |
Kamouraska (QC055) | ||
---|---|---|
Number | Year | Season |
100 | 2021 | Winter |
37 - 80 | 2020 | Winter |
40 - 160 | 2020 | Fall |
80 | 2020 | Spring |
500 | 2019 | Winter |
84 | 2019 | Fall |
91 - 250 | 2018 | Winter |
70 - 185 | 2018 | Spring |
50 - 175 | 2017 | Winter |
250 | 2017 | Fall |
59 | 2017 | Spring |
60 - 180 | 2016 | Winter |
200 | 2015 | Winter |
70 | 2013 | Winter |
50 | 2012 | Winter |
230 | 2011 | Winter |
Îles Les Boules (QC040) | ||
---|---|---|
Number | Year | Season |
36 | 2020 | Spring |
37 - 48 | 2015 | Spring |
110 | 2014 | Fall |
45 | 2009 | Spring |
30 - 100 | 1995 | Spring |
20 - 75 | 1994 | Spring |
200 | 1989 | Spring |
30 | 1987 | Spring |
25 - 50 | 1986 | Spring |
75 - 100 | 1985 | Fall |
105 | 1985 | Spring |
50 - 180 | 1984 | Winter |
100 - 150 | 1984 | Fall |
20 - 440 | 1984 | Spring |
100 | 1983 | Fall |
100 | 1983 | Spring |
100 | 1982 | Fall |
183 - 400 | 1982 | Spring |
50 | 1981 | Winter |
70 - 300 | 1981 | Spring |
100 | 1980 | Spring |
22 | 1979 | Winter |
35 - 40 | 1979 | Spring |
22 | 1977 | Winter |
20 - 150 | 1976 | Spring |
30 | 1975 | Fall |
25 | 1975 | Spring |
22 | 1974 | Spring |
Rimouski (QC041) | ||
---|---|---|
Number | Year | Season |
206 - 256 | 2021 | Spring |
85 - 125 | 2021 | Winter |
75 - 250 | 2020 | Winter |
71 - 130 | 2020 | Fall |
185 - 200 | 2020 | Spring |
44 - 125 | 2019 | Winter |
48 - 75 | 2019 | Fall |
212 - 220 | 2019 | Spring |
146 - 243 | 2018 | Winter |
92 - 161 | 2018 | Fall |
255 - 294 | 2018 | Spring |
34 - 126 | 2017 | Winter |
34 - 47 | 2017 | Fall |
34 - 105 | 2017 | Spring |
53 - 350 | 2016 | Winter |
91 - 300 | 2016 | Spring |
47 - 75 | 2015 | Winter |
39 - 45 | 2015 | Fall |
50 - 256 | 2015 | Spring |
70 - 279 | 2014 | Winter |
49 - 145 | 2014 | Spring |
54 | 2013 | Fall |
40 | 2013 | Spring |
37 - 42 | 2013 | Winter |
37 | 2012 | Spring |
35 | 2011 | Spring |
41 | 2009 | Fall |
26 | 2009 | Spring |
18 | 2007 | Spring |
36 | 2006 | Spring |
50 | 2000 | Spring |
30 - 40 | 1997 | Spring |
30 - 50 | 1996 | Spring |
20 - 50 | 1995 | Fall |
20 | 1994 | Winter |
20 - 36 | 1994 | Spring |
50 | 1993 | Spring |
22 - 25 | 1991 | Fall |
40 - 50 | 1990 | Fall |
20 - 50 | 1989 | Winter |
40 - 55 | 1989 | Fall |
28 | 1988 | Fall |
25 | 1987 | Winter |
20 | 1986 | Fall |
20 - 48 | 1986 | Spring |
20 | 1985 | Winter |
20 - 75 | 1985 | Spring |
20 - 100 | 1984 | Spring |
20 | 1983 | Winter |
20 - 40 | 1983 | Spring |
20 - 50 | 1982 | Spring |
21 - 27 | 1982 | Winter |
25 - 29 | 1981 | Winter |
25 - 35 | 1981 | Fall |
52 - 60 | 1981 | Spring |
50 | 1980 | Winter |
20 - 150 | 1979 | Spring |
20 - 25 | 1978 | Spring |
35 | 1978 | Winter |
40 | 1977 | Winter |
50 | 1977 | Spring |
20 - 100 | 1974 | Spring |
25 | 1973 | Fall |
25 - 75 | 1972 | Spring |
50 - 75 | 1971 | Fall |
35 | 1971 | Spring |
Baie des Escoumins et Grandes-Bergeronnes (QC084) | ||
---|---|---|
Number | Year | Season |
60 - 75 | 2021 | Spring |
50 - 120 | 2021 | Winter |
40 - 210 | 2020 | Winter |
41 - 100 | 2020 | Fall |
120 - 127 | 2020 | Spring |
80 - 100 | 2019 | Fall |
90 - 160 | 2019 | Spring |
50 - 255 | 2019 | Winter |
75 - 230 | 2018 | Winter |
45 - 150 | 2018 | Fall |
80 - 130 | 2018 | Spring |
60 - 100 | 2017 | Winter |
73 - 130 | 2017 | Fall |
40 - 120 | 2017 | Spring |
40 - 97 | 2016 | Winter |
50 - 70 | 2016 | Fall |
40 - 100 | 2016 | Spring |
40 - 44 | 2015 | Spring |
80 - 150 | 2014 | Winter |
68 | 2014 | Fall |
34 - 35 | 2014 | Spring |
58 | 2013 | Fall |
45 | 2013 | Spring |
70 | 2013 | Winter |
60 | 2012 | Winter |
35 - 56 | 2011 | Winter |
40 | 2011 | Spring |
40 - 50 | 2010 | Winter |
40 | 2009 | Fall |
257 | 2009 | Winter |
40 - 52 | 2008 | Fall |
50 - 68 | 2007 | Winter |
200 | 2006 | Winter |
50 | 2005 | Winter |
100 | 2004 | Winter |
34 | 2003 | Winter |
35 - 100 | 2002 | Winter |
233 - 283 | 1999 | Winter |
23 - 32 | 1996 | Winter |
35 | 1991 | Winter |
25 | 1991 | Fall |
20 | 1985 | Winter |
30 | 1983 | Winter |
27 | 1982 | Winter |
35 | 1980 | Winter |
30 | 1979 | Winter |
20 - 60 | 1978 | Winter |
20 - 30 | 1977 | Winter |
20 | 1971 | Winter |
30 - 40 | 1970 | Winter |
20 | 1970 | Spring |
Baie de Gaspé (QC037) | ||
---|---|---|
Number | Year | Season |
95 | 2021 | Spring |
40 | 2021 | Winter |
39 | 2020 | Fall |
40 - 200 | 2020 | Spring |
35 - 75 | 2018 | Spring |
180 | 2017 | Fall |
86 | 2017 | Spring |
90 | 2016 | Winter |
226 | 2016 | Fall |
40 - 80 | 2016 | Spring |
35 - 42 | 2015 | Winter |
35 | 2014 | Spring |
120 | 2013 | Winter |
70 | 2011 | Winter |
65 | 2011 | Fall |
56 | 2010 | Winter |
80 | 2009 | Winter |
50 | 2006 | Winter |
34 | 2005 | Winter |
78 | 2004 | Winter |
38 | 2002 | Winter |
89 | 1998 | Winter |
123 | 1996 | Winter |
40 | 1995 | Winter |
185 | 1994 | Winter |
50 | 1993 | Winter |
75 | 1991 | Winter |
25 | 1991 | Spring |
42 | 1990 | Winter |
130 | 1990 | Fall |
25 | 1989 | Fall |
36 | 1982 | Winter |
20 | 1979 | Winter |
25 | 1978 | Spring |
40 | 1977 | Fall |
Île aux Hérons Migratory Bird Sanctuary (QC128) | ||
---|---|---|
Number | Year | Season |
200 | 1970 | Spring |
Barachois de Malbaie (QC036) | ||
---|---|---|
Number | Year | Season |
35 - 68 | 2021 | Winter |
53 - 60 | 2020 | Winter |
54 | 2020 | Fall |
40 - 60 | 2020 | Spring |
44 - 60 | 2019 | Winter |
45 - 60 | 2019 | Spring |
35 - 45 | 2018 | Winter |
45 | 2017 | Winter |
45 | 2017 | Spring |
60 | 2016 | Spring |
81 | 2016 | Winter |
45 - 50 | 2015 | Winter |
60 | 2015 | Spring |
70 - 170 | 2014 | Winter |
35 - 40 | 2014 | Fall |
34 | 2014 | Spring |
40 - 115 | 2013 | Winter |
35 - 75 | 2013 | Spring |
85 - 150 | 2012 | Winter |
100 | 2012 | Spring |
60 - 100 | 2011 | Winter |
60 - 79 | 2011 | Fall |
50 | 2011 | Spring |
35 | 2010 | Spring |
38 | 2010 | Winter |
35 | 2008 | Winter |
52 | 2007 | Winter |
54 | 2006 | Winter |
40 | 2003 | Winter |
35 | 1984 | Winter |
24 | 1983 | Winter |
92 | 1980 | Winter |
20 | 1976 | Spring |
Charlevoix (QC153) | ||
---|---|---|
Number | Year | Season |
150 | 2010 | Winter |
Restigouche River Estuary (NB001) | ||
---|---|---|
Number | Year | Season |
42 | 2015 | Fall |
140 | 2014 | Fall |
110 | 1998 | Winter |
Cap d'Espoir (QC035) | ||
---|---|---|
Number | Year | Season |
40 - 72 | 2021 | Winter |
35 - 46 | 2020 | Fall |
90 | 2020 | Winter |
37 - 50 | 2019 | Winter |
65 | 2018 | Spring |
53 | 2017 | Winter |
119 - 120 | 2015 | Spring |
125 | 2015 | Winter |
74 | 2014 | Winter |
61 - 75 | 2009 | Winter |
50 - 135 | 2008 | Winter |
37 | 2007 | Winter |
45 | 2003 | Winter |
60 - 72 | 2002 | Winter |
120 | 2000 | Winter |
60 | 1998 | Winter |
30 | 1992 | Winter |
31 | 1989 | Winter |
33 | 1987 | Winter |
57 | 1985 | Winter |
Pointe Saint-Pierre et île Plate (QC033) | ||
---|---|---|
Number | Year | Season |
40 - 125 | 2021 | Spring |
45 - 60 | 2021 | Winter |
95 - 100 | 2020 | Winter |
34 | 2014 | Winter |
40 | 2009 | Winter |
40 | 2007 | Winter |
40 | 2005 | Winter |
50 - 57 | 2002 | Winter |
125 | 1996 | Winter |
25 | 1994 | Winter |
50 | 1978 | Winter |
30 | 1977 | Winter |
Sept-Îles (QC162) | ||
---|---|---|
Number | Year | Season |
34 | 2016 | Fall |
37 | 2003 | Spring |
35 | 2002 | Spring |
40 - 50 | 1997 | Fall |
60 | 1997 | Spring |
54 - 120 | 1996 | Fall |
60 | 1995 | Fall |
100 | 1994 | Fall |
40 | 1993 | Fall |
Pointe-à-Bouleau (NB028) | ||
---|---|---|
Number | Year | Season |
50 | 2021 | Spring |
50 - 55 | 2020 | Winter |
110 | 2020 | Spring |
40 | 2019 | Spring |
43 | 2019 | Winter |
62 | 2017 | Spring |
Île Bonaventure / Bonaventure Island (QC001) | ||
---|---|---|
Number | Year | Season |
22 - 40 | 1992 | Winter |
36 | 1990 | Winter |
79 | 1988 | Winter |
49 | 1984 | Winter |
97 | 1983 | Winter |
30 | 1979 | Winter |
26 - 48 | 1976 | Winter |
Tracadie Bay and Sandspit (NB014) | ||
---|---|---|
Number | Year | Season |
50 | 2021 | Spring |
80 | 2017 | Fall |
66 | 2016 | Winter |
58 | 2015 | Winter |
68 | 2013 | Winter |
Île aux Basques et Les Razades (QC046) | ||
---|---|---|
Number | Year | Season |
30 | 1994 | Fall |
20 | 1993 | Fall |
40 | 1981 | Spring |
20 | 1977 | Spring |
25 | 1972 | Spring |
60 - 75 | 1967 | Spring |
30 | 1963 | Winter |
20 - 30 | 1963 | Spring |
Shigawake-Newport (QC031) | ||
---|---|---|
Number | Year | Season |
75 | 2016 | Winter |
40 | 2015 | Winter |
24 | 1990 | Spring |
Cascumpec Bay/Alberton Harbour (PE003) | ||
---|---|---|
Number | Year | Season |
45 - 50 | 2017 | Winter |
Île Blanche (QC048) | ||
---|---|---|
Number | Year | Season |
50 | 2013 | Spring |
40 | 2009 | Winter |
45 - 50 | 2002 | Winter |
45 | 2000 | Winter |
Marais de Gros-Cacouna (QC043) | ||
---|---|---|
Number | Year | Season |
40 | 2020 | Winter |
50 | 2019 | Spring |
30 - 50 | 1993 | Fall |
21 - 30 | 1991 | Fall |
40 | 1989 | Spring |
50 | 1984 | Spring |
24 | 1976 | Spring |
Marais de la baie de L'Isle-Verte (QC042) | ||
---|---|---|
Number | Year | Season |
45 | 2020 | Spring |
39 | 2019 | Spring |
Cardinal Lake (AB058) | ||
---|---|---|
Number | Year | Season |
2,000 | 2010 | Fall |
Péninsule de Forillon (QC039) | ||
---|---|---|
Number | Year | Season |
68 | 2021 | Spring |
68 - 98 | 2021 | Winter |
34 - 40 | 2020 | Winter |
38 | 2015 | Spring |
42 | 1990 | Winter |
43 | 1989 | Winter |
20 | 1988 | Winter |
Buctouche Bar (NB007) | ||
---|---|---|
Number | Year | Season |
47 | 2021 | Spring |
55 | 2021 | Winter |
37 | 2020 | Spring |
38 | 2018 | Spring |
Malpeque Bay (PE001) | ||
---|---|---|
Number | Year | Season |
35 | 2019 | Winter |