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Red-breasted Merganser

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Red-breasted Merganser

Scientific Name: Mergus serrator

Wikipedia Page

Avibase

Dendroica

Cornell Lab of Ornithology

Thresholds:

GlobalInformation5,600
Regional/ContinentalInformation2,500

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.

Holiday Beach / Big Creek Conservation Area (ON034)
Number Year Season
195,0001992Fall
Point Pelee (ON006)
Number Year Season
4,000 - 5,5002017Fall
6,500 - 10,0002016Fall
4,0002016Spring
3,8462015Winter
5,500 - 13,3002015Fall
2,000 - 10,0002014Fall
2,000 - 3,0002014Spring
5,000 - 80,0002013Fall
2,000 - 2,5002013Spring
3,1852013Winter
15,000 - 50,0002012Fall
4,0002012Spring
2,000 - 13,5002011Winter
20,0002011Fall
2,000 - 50,0002010Fall
2,0002009Fall
2,000 - 3,0002009Spring
2,0002008Spring
2,000 - 5,0002007Spring
2,0002006Fall
3,0001998Fall
45,0001992Fall
Long Point Peninsula and Marshes (ON001)
Number Year Season
4,780 - 20,0932016Fall
2,000 - 5,5412015Fall
1,926 - 6,9102014Fall
2,5002014Spring
15,000 - 30,0002013Fall
1,9902013Spring
2,8092012Winter
2,648 - 10,3502012Fall
2,1832011Winter
2,725 - 11,9162011Fall
2,580 - 9,0002010Fall
3,002 - 3,0302009Fall
2,3262009Spring
2,310 - 3,7602008Fall
2,800 - 11,1212007Fall
3,280 - 7,2462007Spring
5,5912006Winter
1,880 - 4,7312006Fall
2,0002006Spring
2,0042005Winter
3,6441998Fall
2,9701998Winter
3,5001996Fall
2,500 - 4,0001990Fall
Eastern Lake St. Clair (ON012)
Number Year Season
9,2382009Winter
16,2562006Winter
2,2562004Winter
2,0152000Winter
3,0961998Winter
4,0061997Winter
2,3061993Winter
4,5401992Winter
Presqu'ile Provincial Park (ON004)
Number Year Season
2,0002016Fall
2,000 - 15,0002012Fall
5,0002011Fall
5,0002008Fall
2,000 - 2,5002002Fall
2,000 - 10,0001999Fall
Dundas Valley and Dundas Marsh (ON005)
Number Year Season
10,5402011Fall
9,9652009Fall
Niagara River Corridor (ON002)
Number Year Season
3,0002015Fall
2,0002014Spring
3,0002013Fall
1,7482012Winter
2,000 - 9,0002011Fall
2,5002011Winter
4,1002006Fall
6,0002000Winter
Pelee Island Natural Areas (ON013)
Number Year Season
3,5002014Spring
2,170 - 3,0452011Fall
5,000 - 9,0002011Spring
2,920 - 3,8402005Fall
2,6502004Fall
Wolfe Island (ON037)
Number Year Season
8,4492014Winter
6,9502012Winter
3,5422011Winter
Greater Rondeau Area (ON007)
Number Year Season
2,085 - 3,5002017Fall
3,0002016Fall
2,500 - 7,6002015Fall
2,0002012Spring
5,0002010Spring
3,0002008Spring
3,0002007Fall
Boundary Bay - Roberts Bank - Sturgeon Bank (Fraser River Estuary) (BC017)
Number Year Season
5,0002001Spring
2,1202001Winter
6,7002000Spring
West End of Lake Ontario (ON022)
Number Year Season
2,0002017Fall
2,1032017Spring
3,5002015Fall
2,0002014Fall
3,0002013Fall
3,1962013Winter
5,000 - 6,0002012Fall
1,7782012Winter
6,4192011Winter
2,600 - 3,5922010Winter
5,0002010Fall
4,000 - 6,0002009Fall
3,000 - 4,0002008Fall
3,0002007Fall
5,0002004Fall
2,0001990Fall
Prince Edward County South Shore (ON003)
Number Year Season
2,0002012Spring
6,0002005Fall
Leslie Street Spit (ON038)
Number Year Season
4,0002010Fall
Baie Comeau (QC082)
Number Year Season
3,0001985Spring
2,0001983Spring
Île aux Basques et Les Razades (QC046)
Number Year Season
2,5002002Fall
2,0001995Fall
2,0001990Fall
La Malbaie–Pointe-au-Pic (QC094)
Number Year Season
2,4001999Spring
Banc de Carleton (QC030)
Number Year Season
2,0001984Winter