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WatchList
Species Account for Kentucky Warbler (Oporomis formosus)
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| Photo: USFWS |
Populations of the Kentucky Warbler have
been slowly declining since about 1980; the Breeding Bird
Survey indicates a 1% annual loss coinciding with this period.
The bird’s preferred nesting habitat is second-growth
deciduous forest with a dense understory of shrubs and vines.
Increased development and recreation pressure in the core
of its range, the Blue Ridge Mountains and Cumberland Plateau,
may play a role in the bird’s decline, though destruction
of habitat through clearing for agriculture and pastureland
in its Central American wintering grounds may be taking an
even more significant toll on its population size. In its
U.S. breeding grounds, management practices favoring a dense
understory and extensive ground cover can improve forest habitat
for the bird. Some selective cutting in such forests are acceptable,
since the bird tolerates openings in the canopy.
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