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Razorbill

Scientific Name: Alca torda

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Avibase

Dendroica

Cornell Lab of Ornithology

Thresholds:

GlobalInformation15,000
Regional/ContinentalInformation760

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.

Witless Bay Islands (NF002)
Number Year Season
750 - 500,0002014Summer
1,0002010Summer
2001985Other
Grand Manan Archipelago (NB011)
Number Year Season
1,0002017Summer
7,500 - 52,0001998Winter
25,0001997Winter
10,0001995Winter
10,0001993Winter
Les rochers aux Oiseaux (QC006)
Number Year Season
1,0002016Summer
1,8142016Spring
1,000 - 20,0002011Summer
1,9002007Summer
1,8842000Summer
5001987Summer
6001966Summer
Îles Sainte-Marie (QC065)
Number Year Season
6,864 - 16,5472010Summer
3,3421993Summer
2,8481988Summer
1,2161982Summer
3,5001978Summer
1,1801977Summer
Gannet Islands (LB001)
Number Year Season
10,8001983Summer
12,8401975Summer
Baie des Loups (QC069)
Number Year Season
2,9842010Summer
2411993Summer
2421988Summer
4061982Summer
1,1901977Summer
1,0001976Summer
2,2941972Summer
11,0001965Summer
9,2401960Summer
8,0301955Summer
Brier Island and Offshore Waters (NS021)
Number Year Season
8,2152006Winter
6402002Winter
8,6002000Winter
3781998Winter
Île Bonaventure / Bonaventure Island (QC001)
Number Year Season
3,000 - 6,0002016Summer
2,500 - 3,0002016Spring
2,0002015Summer
2,0002015Spring
1,0002014Summer
2,0002013Fall
1,000 - 2,5002013Summer
2,5002012Summer
5,0002010Summer
2,104 - 2,6462008Summer
1,2782002Summer
1,0002000Summer
3,0001976Spring
??Other
Cap d'Espoir (QC035)
Number Year Season
600 - 1,1102016Fall
1,4002015Fall
21989Summer
5,0001981Spring
01979Summer
21978Summer
Île Brion (QC007)
Number Year Season
1,5002016Summer
2,5882016Spring
5,0002011Summer
5982007Summer
1,0742000Summer
2811985Summer
471976Summer
Pointe Saint-Pierre et île Plate (QC033)
Number Year Season
5,0001993Spring
Îles Pèlerins (QC049)
Number Year Season
1,4842016Spring
663 - 1,1342011Spring
8982006Spring
3,8591999Summer
767 - 1,8881990Summer
8431990Spring
1,6581988Summer
895 - 1,5021985Summer
8501978Summer
1,1801974Summer
1,2001971Summer
Northeast Groswater Bay (LB012)
Number Year Season
3,6621978Summer
Bird Island (LB019)
Number Year Season
3,0601978Summer
Machias Seal Island (NB019)
Number Year Season
3,0002007Winter
1,4001998Summer
Point Amour, Strait of Belle Isle (LB022)
Number Year Season
3,0002016Summer
?1996Spring
Tumbledown Dick Islands and Stag Islands (LB025)
Number Year Season
3,0002004Summer
Corossol Island (QC081)
Number Year Season
2,7992010Spring
1,0002009Summer
2,1972005Spring
8151998Spring
8151998Summer
5891993Summer
Sept-Îles (QC162)
Number Year Season
2,7992010Spring
2,1972005Spring
8151998Spring
5891993Summer
Bird Islands (NS001)
Number Year Season
1,2002017Summer
1,0002016Summer
1,8002013Summer
7001999Summer
4301997Summer
2781995Summer
3721993Summer
1641991Summer
2621990Summer
1661989Summer
1761988Summer
1221984Summer
1101982Summer
2021981Summer
1381980Summer
1381979Summer
Brandypot Islands (QC050)
Number Year Season
8002017Summer
1,7202016Spring
1,7532011Spring
1,0292006Spring
1,1081999Summer
901966Summer
4001964Summer
Offshore Islands Southeast of Nain (LB005)
Number Year Season
1,6301978Summer
Miscou Island (NB021)
Number Year Season
1,5002016Fall
Péninsule de Forillon (QC039)
Number Year Season
950 - 9752016Summer
675 - 1,5002016Spring
9002015Fall
1,1382013Summer
1,2002010Summer
1671999Summer
Quoddy Region (NB037)
Number Year Season
1,0002016Winter
Baie de Brador (QC063)
Number Year Season
9541993Summer
8001988Summer
3741982Summer
4521977Summer
Quaker Hat Island (LB009)
Number Year Season
9201978Summer
Betchouane (QC074)
Number Year Season
8002015Summer
1421993Summer
821988Summer
Barachois de Malbaie (QC036)
Number Year Season
6002005Summer