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Monarch caterpillar

Mass Audubon State of the Birds

Find Bird Groups

Ruby-crowned Kinglet
Regulus calendula

Despite a modest increase in the number of Atlas block occurrences between the two Breeding Bird Atlases, the Ruby-crowned Kinglet remains a very rare and restricted breeder in Massachusetts. Accordingly, the species is potentially vulnerable to random fluctuations.
Conservation Status
Trend not established

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
3
Atlas II Blocks
10
Percent of state occupied - Atlas I
0
Percent of state occupied - Atlas II
0
Percent change
300

Breeding Bird Survey

Annual trend 1966-2010
P-value
Number of routes
Recent trend 2000-2010

Christmas Bird Count

Trend (1963-2008)
1
Significantly different than zero
no
Trend (1963-1979)
-1
Significantly different than zero
no
Trend (1979-2008)
5
Significantly different than zero
yes

Habitat Usage

Breeding

Forest

Wintering

Forest