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Monarch caterpillar

Mass Audubon State of the Birds

Find Bird Groups

Blackburnian Warbler
Dendroica fusca

The Blackburnian Warbler is an uncommon breeder in the higher areas of central and western Massachusetts and is most numerous from the Worcester Plateau westward. Its breeding range is somewhat restricted to areas where spruce or hemlock is dominant.
Conservation Status
No Action: Likely Increase

Tracking This Bird In Massachusetts

Climate Vulnerability Score

No data
Mass Audubon Mean likelihood of occurrence (current)
Mass Audubon Mean likelihood of occurrence (2050)
Mass Audubon Absolute change in likelihood of occurrence
no data
U.S. Forest Service Climate Change Bird Atlas (Hadly Hi emissions scenario)a
No data available
National Audubon Societyb
No data available
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
248
Atlas II Blocks
316
Percent of state occupied - Atlas I
26
Percent of state occupied - Atlas II
30
Percent change
107

Breeding Bird Survey

Annual trend 1966-2010
1.7%
P-value
not significant
Number of routes
14
Recent trend 2000-2010
2.1%

Christmas Bird Count

Trend (1963-2008)
0
Significantly different than zero
Trend (1963-1979)
0
Significantly different than zero
Trend (1979-2008)
0
Significantly different than zero

Habitat Usage

Breeding

Forest

Wintering

Does not winter in Massachusetts