Mass Audubon State of the Birds
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State of the Birds
Cedar Waxwing
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Tracking This Bird In Massachusetts
Climate Vulnerability Score
Likely Vulnerable
Mass Audubon Mean likelihood of occurrence (current)
0.52
Mass Audubon Mean likelihood of occurrence (2050)
0.48
Mass Audubon Absolute change in likelihood of occurrence
-0.04
U.S. Forest Service Climate Change Bird Atlas (Hadly Hi emissions scenario)a
-31.70
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.
Mass Audubon and National Audubon both indicate declines associated with climate change. Results not presented by USFS.
Breeding Bird Atlas
Atlas I Blocks
663
Atlas II Blocks
954
Percent of state occupied - Atlas I
68
Percent of state occupied - Atlas II
91
Percent change
130
Breeding Bird Survey
Annual trend 1966-2010
1.5%
P-value
significant, increasing
Number of routes
27
Recent trend 2000-2010
1%
Christmas Bird Count
Trend (1963-2008)
9
Significantly different than zero
yes
Trend (1963-1979)
2
Significantly different than zero
no
Trend (1979-2008)
8
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
Shrubland, Urban and Suburban
Wintering
Shrubland, Urban and Suburban

