Scientific Name: Chaetura pelagica
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.
Regional SAR
This threshold is static and standardized: Passeriformes (e.g. perching/songbirds) = 90 individuals (or 30 pairs); non-Passeriformes = 30 individuals (or 10 pairs). Only species listed by the IUCN as Vulnerable are presently eligible.
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.
Île aux Hérons Migratory Bird Sanctuary (QC128) | ||
---|---|---|
Number | Year | Season |
125 | 2021 | Summer |
53 - 300 | 2021 | Spring |
27 - 80 | 2020 | Fall |
40 - 120 | 2020 | Summer |
100 - 200 | 2020 | Spring |
40 - 250 | 2019 | Summer |
60 - 150 | 2019 | Spring |
40 | 2018 | Fall |
25 - 83 | 2018 | Summer |
100 - 950 | 2018 | Spring |
50 - 75 | 2017 | Spring |
150 | 2016 | Fall |
60 - 125 | 2016 | Summer |
25 | 2016 | Spring |
53 - 100 | 2015 | Summer |
50 - 2,000 | 2015 | Spring |
500 | 2014 | Spring |
25 - 200 | 2013 | Spring |
27 | 2010 | Spring |
40 | 2009 | Fall |
300 - 500 | 2008 | Spring |
30 | 2007 | Fall |
150 | 2006 | Fall |
50 | 2001 | Fall |
30 | 2001 | Summer |
40 | 2000 | Spring |
28 | 1999 | Summer |
Southern Bight, Minas Basin (NS020) | ||
---|---|---|
Number | Year | Season |
80 | 2021 | Summer |
30 - 200 | 2021 | Spring |
52 - 67 | 2020 | Summer |
30 - 192 | 2020 | Spring |
40 | 2019 | Fall |
388 - 1,094 | 2019 | Summer |
55 - 710 | 2019 | Spring |
26 - 62 | 2018 | Fall |
146 - 250 | 2018 | Summer |
176 - 393 | 2018 | Spring |
70 - 85 | 2017 | Fall |
50 - 218 | 2017 | Summer |
23 - 85 | 2017 | Spring |
35 | 2016 | Fall |
82 | 2016 | Summer |
23 - 80 | 2016 | Spring |
52 - 92 | 2015 | Summer |
40 - 90 | 2015 | Spring |
24 - 112 | 2014 | Fall |
80 - 133 | 2014 | Summer |
40 | 2014 | Spring |
26 | 2013 | Fall |
54 | 2012 | Fall |
33 - 60 | 2011 | Fall |
109 - 200 | 2011 | Summer |
62 - 100 | 2011 | Spring |
28 | 2010 | Summer |
58 | 2009 | Fall |
70 | 2003 | Summer |
25 | 1999 | Fall |
80 | 1997 | Summer |
Holiday Beach / Big Creek Conservation Area (ON034) | ||
---|---|---|
Number | Year | Season |
35 - 90 | 2021 | Fall |
43 - 162 | 2020 | Fall |
154 - 206 | 2019 | Fall |
59 - 75 | 2018 | Fall |
28 - 45 | 2017 | Fall |
36 - 64 | 2016 | Fall |
45 - 77 | 2015 | Fall |
24 - 36 | 2014 | Fall |
26 - 48 | 2013 | Fall |
27 - 52 | 2012 | Fall |
34 - 614 | 2011 | Fall |
40 - 200 | 2010 | Fall |
35 - 73 | 2009 | Fall |
30 - 40 | 2005 | Fall |
43 - 161 | 1996 | Fall |
23 - 36 | 1995 | Fall |
147 - 312 | 1994 | Fall |
82 - 154 | 1993 | Fall |
55 - 243 | 1992 | Fall |
54 | 1991 | Fall |
52 | 1990 | Fall |
Lac Deschênes-Ottawa River (ON112) | ||
---|---|---|
Number | Year | Season |
50 | 2021 | Fall |
130 | 2021 | Summer |
60 - 150 | 2021 | Spring |
23 - 70 | 2020 | Fall |
55 | 2020 | Summer |
30 - 100 | 2020 | Spring |
24 - 83 | 2019 | Fall |
40 - 50 | 2019 | Summer |
100 - 500 | 2019 | Spring |
30 - 80 | 2018 | Fall |
30 - 150 | 2018 | Spring |
30 | 2017 | Fall |
25 - 30 | 2017 | Summer |
23 - 320 | 2017 | Spring |
23 - 200 | 2016 | Summer |
30 - 100 | 2016 | Spring |
41 | 2015 | Summer |
25 - 250 | 2015 | Spring |
30 | 2014 | Fall |
25 - 100 | 2014 | Spring |
30 - 300 | 2013 | Spring |
25 | 2012 | Fall |
25 | 2012 | Summer |
50 | 2012 | Spring |
25 | 2011 | Fall |
50 - 280 | 2011 | Spring |
32 - 40 | 2010 | Fall |
30 - 65 | 2010 | Spring |
25 | 2009 | Fall |
40 - 200 | 2009 | Spring |
100 | 2008 | Spring |
40 - 100 | 2007 | Spring |
40 - 100 | 2005 | Spring |
50 - 100 | 2004 | Spring |
50 - 150 | 2002 | Summer |
40 | 2001 | Spring |
34 | 1998 | Fall |
60 | 1997 | Spring |
60 - 750 | 1993 | Spring |
400 | 1990 | Fall |
Long Point Peninsula and Marshes (ON001) | ||
---|---|---|
Number | Year | Season |
26 | 2021 | Spring |
29 - 35 | 2020 | Spring |
23 - 28 | 2019 | Spring |
23 - 212 | 2017 | Spring |
23 | 2015 | Summer |
48 - 160 | 2013 | Spring |
38 - 49 | 2012 | Fall |
25 | 2012 | Spring |
234 | 2011 | Summer |
32 | 2011 | Spring |
31 - 33 | 2010 | Fall |
35 - 72 | 2010 | Spring |
25 | 2009 | Spring |
30 | 2008 | Spring |
23 - 25 | 2007 | Spring |
23 - 55 | 2006 | Spring |
29 - 81 | 2005 | Fall |
28 - 73 | 2005 | Spring |
30 - 43 | 2004 | Fall |
25 - 342 | 2004 | Spring |
28 - 40 | 2003 | Spring |
25 - 29 | 2002 | Spring |
30 | 2001 | Fall |
38 | 2000 | Spring |
35 | 1999 | Fall |
50 - 90 | 1999 | Spring |
40 - 85 | 1998 | Spring |
30 | 1997 | Summer |
60 - 180 | 1997 | Spring |
30 | 1996 | Spring |
25 | 1995 | Fall |
50 - 150 | 1995 | Spring |
30 | 1994 | Summer |
45 - 150 | 1994 | Spring |
25 - 50 | 1993 | Fall |
60 - 450 | 1993 | Spring |
40 | 1992 | Summer |
25 - 45 | 1992 | Spring |
25 - 60 | 1991 | Fall |
30 - 50 | 1991 | Spring |
30 - 60 | 1990 | Fall |
25 - 100 | 1990 | Spring |
Dundas Valley and Dundas Marsh (ON005) | ||
---|---|---|
Number | Year | Season |
45 - 54 | 2021 | Fall |
40 | 2021 | Summer |
25 | 2021 | Spring |
35 - 40 | 2020 | Fall |
30 | 2019 | Spring |
35 | 2018 | Fall |
35 - 74 | 2017 | Fall |
47 | 2016 | Fall |
40 | 2016 | Summer |
29 - 37 | 2016 | Spring |
30 | 2015 | Fall |
24 - 40 | 2015 | Summer |
49 - 62 | 2015 | Spring |
23 - 55 | 2014 | Summer |
25 - 75 | 2014 | Spring |
73 - 116 | 2013 | Fall |
32 - 37 | 2013 | Summer |
25 - 45 | 2013 | Spring |
50 | 2011 | Spring |
33 - 60 | 2010 | Fall |
50 - 100 | 2009 | Spring |
50 | 2008 | Spring |
30 - 75 | 2007 | Fall |
35 | 2005 | Fall |
25 | 2004 | Fall |
45 | 2003 | Fall |
25 - 300 | 2001 | Fall |
23 - 180 | 1998 | Fall |
25 - 43 | 1997 | Fall |
90 - 100 | 1997 | Spring |
117 - 200 | 1996 | Fall |
25 | 1995 | Fall |
200 | 1993 | Fall |
25 | 1991 | Fall |
30 | 1990 | Fall |
Greater Rondeau Area (ON007) | ||
---|---|---|
Number | Year | Season |
30 | 2017 | Spring |
30 | 2010 | Spring |
300 | 1994 | Spring |
Leslie Street Spit (ON038) | ||
---|---|---|
Number | Year | Season |
52 - 320 | 2021 | Spring |
25 - 40 | 2020 | Fall |
27 - 150 | 2020 | Summer |
40 - 300 | 2020 | Spring |
25 - 40 | 2019 | Fall |
25 - 250 | 2019 | Summer |
30 - 200 | 2019 | Spring |
30 - 36 | 2018 | Fall |
24 - 200 | 2018 | Summer |
25 - 50 | 2018 | Spring |
30 | 2017 | Fall |
35 | 2017 | Summer |
24 - 100 | 2017 | Spring |
30 | 2016 | Fall |
30 | 2016 | Summer |
30 - 80 | 2016 | Spring |
24 - 50 | 2015 | Fall |
30 - 50 | 2015 | Spring |
45 | 2014 | Summer |
35 - 200 | 2014 | Spring |
40 | 2013 | Summer |
50 - 200 | 2013 | Spring |
42 | 2012 | Fall |
25 - 28 | 2012 | Spring |
39 | 2011 | Summer |
40 - 150 | 2011 | Spring |
25 - 52 | 2010 | Fall |
55 - 56 | 2010 | Summer |
25 - 50 | 2010 | Spring |
38 - 42 | 2009 | Spring |
29 - 250 | 2008 | Spring |
45 | 2007 | Spring |
100 | 2001 | Fall |
West End of Lake Ontario (ON022) | ||
---|---|---|
Number | Year | Season |
25 | 2020 | Fall |
30 - 80 | 2020 | Spring |
40 | 2018 | Spring |
25 - 31 | 2017 | Fall |
25 | 2017 | Summer |
25 - 45 | 2017 | Spring |
25 | 2016 | Spring |
25 - 60 | 2015 | Fall |
25 - 40 | 2015 | Spring |
27 - 40 | 2013 | Spring |
25 | 2012 | Summer |
35 - 38 | 2011 | Fall |
100 | 2010 | Fall |
30 | 2010 | Spring |
24 | 2007 | Summer |
35 - 120 | 2006 | Fall |
230 | 2005 | Fall |
Niagara River Corridor (ON002) | ||
---|---|---|
Number | Year | Season |
30 | 2020 | Spring |
43 | 2019 | Fall |
32 - 35 | 2018 | Fall |
29 - 31 | 2017 | Fall |
24 - 109 | 2016 | Fall |
76 - 199 | 2014 | Fall |
25 - 107 | 2013 | Fall |
87 - 179 | 2011 | Fall |
200 | 2008 | Fall |
75 | 2000 | Fall |
50 | 1993 | Fall |
Point Pelee (ON006) | ||
---|---|---|
Number | Year | Season |
25 - 28 | 2021 | Spring |
35 | 2019 | Fall |
24 - 25 | 2019 | Spring |
25 | 2018 | Spring |
25 - 40 | 2017 | Spring |
25 | 2015 | Spring |
25 | 2014 | Spring |
25 - 30 | 2013 | Fall |
25 - 40 | 2013 | Spring |
59 | 2012 | Fall |
30 | 2011 | Fall |
60 - 100 | 2011 | Spring |
24 | 2009 | Fall |
25 - 60 | 2009 | Spring |
35 | 2007 | Spring |
60 | 2005 | Spring |
30 | 2003 | Summer |
26 | 2000 | Fall |
90 | 1999 | Fall |
25 | 1999 | Spring |
25 - 40 | 1998 | Spring |
50 | 1997 | Spring |
30 - 100 | 1996 | Spring |
30 - 33 | 1995 | Fall |
30 | 1995 | Spring |
30 | 1993 | Fall |
45 | 1992 | Spring |
30 | 1991 | Fall |
25 - 30 | 1991 | Spring |
40 | 1990 | Spring |
Lower Detroit River (ON047) | ||
---|---|---|
Number | Year | Season |
30 | 2021 | Fall |
37 - 42 | 2021 | Spring |
23 | 2017 | Summer |
80 | 2016 | Spring |
75 | 2010 | Fall |
St. Mary's River Complex (Echo Bay ON to Maxton Bay MI) (ON018) | ||
---|---|---|
Number | Year | Season |
80 | 2012 | Spring |
Eastern Lake St. Clair (ON012) | ||
---|---|---|
Number | Year | Season |
25 | 2021 | Spring |
23 | 2018 | Spring |
55 | 2017 | Spring |
25 | 2016 | Summer |
Lac Boivin (QC123) | ||
---|---|---|
Number | Year | Season |
40 | 2019 | Spring |
25 | 2016 | Summer |
25 | 2015 | Summer |
Montmagny (QC104) | ||
---|---|---|
Number | Year | Season |
30 | 2020 | Summer |
40 | 2017 | Fall |
30 | 2008 | Spring |
25 | 2006 | Fall |
25 | 1997 | Summer |
Prince Edward County South Shore (ON003) | ||
---|---|---|
Number | Year | Season |
40 | 2016 | Fall |
Pelee Island Natural Areas (ON013) | ||
---|---|---|
Number | Year | Season |
30 | 2019 | Spring |
24 | 2016 | Fall |
23 | 2009 | Fall |
Plaisance (QC139) | ||
---|---|---|
Number | Year | Season |
30 | 1992 | Fall |
Wolfe Island (ON037) | ||
---|---|---|
Number | Year | Season |
30 | 2011 | Spring |
Port Franks Forested Dunes (ON024) | ||
---|---|---|
Number | Year | Season |
25 | 2021 | Spring |
28 | 2020 | Spring |
Presqu'ile Provincial Park (ON004) | ||
---|---|---|
Number | Year | Season |
24 | 2017 | Spring |