Women on bridge Join today and get outside at one of our 60+ wildlife sanctuaries.
Women on bridge Join today and get outside at one of our 60+ wildlife sanctuaries.

Mass Audubon State of the Birds

Find a Bird

Cooper's Hawk
Accipiter cooperii

A rapidly expanding resident from the south, the Cooper's Hawk is a widespread breeder in Massachusetts and has prospered in the state's matrix of young forests and wooded suburbs.
Conservation Status
No Action - Strong Increase

Tracking This Bird In Massachusetts

Climate Vulnerability Score

Least Vulnerable
Mass Audubon Mean likelihood of occurrence (current)
0.54
Mass Audubon Mean likelihood of occurrence (2050)
0.56
Mass Audubon Absolute change in likelihood of occurrence
0.01
U.S. Forest Service Climate Change Bird Atlas (Hadly Hi emissions scenario)a
n/a
National Audubon Societyb
n/a
a USFS model data for Massachusetts by 2100
b National Audubon Society's Climate Change Atlas was completed on a continental scale.

Breeding Bird Atlas

Atlas I Blocks
15
Atlas II Blocks
531
Percent of state occupied - Atlas I
2
Percent of state occupied - Atlas II
51
Percent change
2840

Breeding Bird Survey

Annual trend 1966-2010
6.7%
P-value
not significant
Number of routes
13
Recent trend 2000-2010
10.6%

Christmas Bird Count

Trend (1963-2008)
9.5
Significantly different than zero
yes
Trend (1963-1979)
-0.8
Significantly different than zero
no
Trend (1979-2008)
12.9
Significantly different than zero
yes
Christmas Bird Count Sightings By Year
Data reflects sightings per person per hour in order to account for varying numbers of yearly volunteers.

Habitat Usage

Breeding

Forest, Urban and Suburban

Wintering

Forest, Urban and Suburban

Climate Suitability Current and 2050