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Common Grackle

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Common Grackle

Scientific Name: Quiscalus quiscula

Wikipedia Page

Avibase

Dendroica

Cornell Lab of Ornithology

Thresholds:

GlobalInformation970,000
Regional/ContinentalInformation970,000

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.

Long Point Peninsula and Marshes (ON001)
Number Year Season
900,001 - 904,0392015Fall
172,000 - 600,0002013Fall
20,000 - 30,0212013Spring
334,060 - 973,6502012Fall
53,001 - 200,0032011Fall
450,000 - 700,1612010Fall
350,000 - 500,2012009Fall
25,037 - 44,1442008Fall
150,000 - 500,5042007Fall
250,005 - 425,0032006Fall
220,000 - 900,0002005Fall
99,000 - 420,0412004Fall
100,440 - 300,0002003Fall
100,000 - 150,0002002Fall
200,000 - 400,0002001Fall
20,000 - 81,7002000Fall
20,000 - 28,0002000Spring
81,000 - 210,0001999Fall
17,0001998Fall
21,000 - 100,0001997Fall
31,0001996Fall
16,000 - 220,0001995Fall
22,000 - 50,0001993Fall
40,000 - 40,2001991Fall
25,0001990Fall