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Acadian Flycatcher

Scientific Name: Empidonax virescens

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Avibase

Dendroica

Cornell Lab of Ornithology

Thresholds:

GlobalInformation47,000
Regional/ContinentalInformation47,000
Sub-regional/National SARInformation1

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.

Skunk's Misery Complex (ON010)
Number Year Season
1 - 82017Summer
1 - 32017Spring
22016Summer
1 - 22016Spring
1 - 42015Summer
12015Spring
22014Fall
22014Summer
12014Spring
12013Summer
1 - 32012Summer
12012Spring
12011Summer
1 - 22011Spring
12010Spring
12009Summer
22005Summer
22005Spring
22005Winter
22003Summer
3 - 42002Summer
12002Spring
4 - 172001Summer
22001Spring
82000Summer
11999Fall
4 - 61999Summer
1 - 21998Summer
1 - 41997Summer
Port Franks Forested Dunes (ON024)
Number Year Season
4 - 112017Fall
3 - 152017Summer
1 - 72017Spring
12016Fall
1 - 22016Summer
1 - 22016Spring
1 - 32015Summer
22015Spring
12014Summer
12014Spring
12013Summer
12012Summer
22012Spring
32011Summer
1 - 22005Summer
12004Summer
1 - 22000Summer
21999Summer
1 - 21997Summer
Norfolk Forest Complex (ON009)
Number Year Season
22017Summer
1 - 22017Spring
32016Fall
2 - 72016Summer
12016Spring
12015Summer
12015Spring
12014Fall
32014Summer
22014Spring
2 - 32013Summer
12013Spring
2 - 42012Summer
12012Spring
22011Fall
1 - 22011Summer
12011Spring
52010Summer
1 - 32010Spring
32009Fall
12009Summer
22007Fall
12007Summer
12006Spring
1 - 22005Summer
12005Spring
12004Summer
12004Spring
22003Summer
1 - 22003Spring
1 - 22002Summer
12002Spring
1 - 22001Summer
2 - 62000Summer
1 - 121998Summer
11994Summer
21992Summer
11991Summer
Clear Creek (ON033)
Number Year Season
12014Spring
12011Summer
12003Summer
12002Summer
3 - 42001Summer
4 - 62000Summer
3 - 61999Summer
3 - 51998Fall
3 - 101998Summer
1 - 81997Summer
21985Summer
Long Point Peninsula and Marshes (ON001)
Number Year Season
22017Spring
12016Fall
12016Summer
1 - 22016Spring
12015Fall
12015Spring
12014Summer
12014Spring
12013Fall
12013Summer
1 - 22013Spring
12012Summer
1 - 22012Spring
12011Summer
1 - 22011Spring
12010Summer
12010Spring
12009Spring
12008Summer
12007Summer
1 - 32007Spring
12006Fall
12006Spring
12005Fall
12005Summer
12005Spring
22004Summer
12004Spring
12001Fall
12001Spring
12000Summer
12000Spring
11999Summer
11999Spring
11997Fall
11997Summer
11996Summer
11995Spring
11994Spring
11993Fall
11992Fall
1 - 101992Summer
11991Fall
11991Spring
11990Fall
11990Summer
Greater Rondeau Area (ON007)
Number Year Season
12017Fall
1 - 22017Summer
2 - 42017Spring
3 - 62016Summer
2 - 42016Spring
12015Fall
2 - 62015Summer
22015Spring
1 - 22014Summer
12014Spring
1 - 22013Summer
12013Spring
12012Summer
12012Spring
12011Summer
22010Spring
12009Spring
12008Spring
12007Fall
12007Spring
1 - 22005Summer
12005Spring
12004Spring
12003Summer
12003Spring
12002Summer
12001Spring
12000Spring
21999Spring
1 - 81997Summer
11996Spring
11992Summer
11990Spring
Southwest Elgin Forest Complex (ON048)
Number Year Season
12017Summer
12014Summer
12014Spring
12004Spring
1 - 72003Summer
1 - 32002Summer
1 - 42001Summer
1 - 21998Summer
21990Summer
Point Pelee (ON006)
Number Year Season
12017Spring
12016Spring
12015Spring
1 - 22014Spring
12013Spring
12012Fall
12012Spring
1 - 52011Spring
12010Spring
12009Spring
12008Spring
12007Spring
12004Spring
12003Spring
12002Spring
12001Summer
12000Spring
11999Spring
11998Summer
11998Spring
11997Summer
11997Spring
11996Summer
1 - 21995Spring
11992Spring
Springwater Conservation Area (ON028)
Number Year Season
12004Summer
01997Summer
21996Summer
11995Summer
21991Summer
21990Summer
11989Summer
2 - 41988Summer
Pelee Island Natural Areas (ON013)
Number Year Season
12017Spring
12016Summer
12016Spring
12014Summer
12014Spring
12013Summer
12013Spring
1 - 22012Spring
1 - 32011Spring
1 - 22010Spring
12009Spring
12008Summer
12008Spring
12007Summer
12007Spring
12006Summer
22005Summer
11993Spring
??Other
Eastern Lake St. Clair (ON012)
Number Year Season
21986Summer
Leslie Street Spit (ON038)
Number Year Season
12016Spring
22009Summer
Little Otter Creek Complex (ON044)
Number Year Season
1 - 22005Summer
Point Abino (ON058)
Number Year Season
01999Summer
21995Summer
21985Summer
11975Summer
West End of Lake Ontario (ON022)
Number Year Season
12016Fall
12015Spring
12014Spring
12013Spring
12009Spring
22005Spring
12000Spring
Beamer Conservation Area (ON023)
Number Year Season
11996Summer
Dundas Valley and Dundas Marsh (ON005)
Number Year Season
12013Summer
12001Summer
11997Summer
11994Summer
11990Spring
Holiday Beach / Big Creek Conservation Area (ON034)
Number Year Season
12017Spring
12016Fall
Lac Deschênes-Ottawa River (ON112)
Number Year Season
12007Summer
12002Spring
Niagara River Corridor (ON002)
Number Year Season
12016Summer
Twelve Mile Creek Headwaters (ON021)
Number Year Season
12003Summer
Wildwood Gull Roost (ON045)
Number Year Season
11993Fall