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State of the Birds
Yellow-bellied Sapsucker
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Tracking This Bird In Massachusetts
Climate Vulnerability Score
Highly Vulnerable
Mass Audubon Mean likelihood of occurrence (current)
0.42
Mass Audubon Mean likelihood of occurrence (2050)
0.02
Mass Audubon Absolute change in likelihood of occurrence
-0.40
U.S. Forest Service Climate Change Bird Atlas (Hadly Hi emissions scenario)a
-9.30
National Audubon Societyb
Climate Threatened
a USFS model data for Massachusetts by 2100
b National Audubon Society's Climate Change Atlas was completed on a continental scale.
Mass Audubon, USFS, and National Audubon all indicate declines associated with climate change.
Breeding Bird Atlas
Atlas I Blocks
153
Atlas II Blocks
345
Percent of state occupied - Atlas I
16
Percent of state occupied - Atlas II
33
Percent change
179
Breeding Bird Survey
Annual trend 1966-2010
3.4%
P-value
significant, increasing
Number of routes
11
Recent trend 2000-2010
4.3%
Christmas Bird Count
Trend (1963-2008)
7.7
Significantly different than zero
yes
Trend (1963-1979)
7.4
Significantly different than zero
no
Trend (1979-2008)
9.7
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, Forested Wetland, Urban and Suburban
Wintering
Forest, Urban and Suburban