- Status in VT: Decreased by 62% (21 to 8 blocks). Greatest decreases in Northern Green Mountains, Northern Vermont Piedmont, and Taconic Mountains.
- Data from other research: No additional data for VT.
- Conservation status: State rank S3B; SSC; SGCN-M
- Other atlases: NY, ON, PA: decreases ranging from 39 to 48%
- VT’s role in North American range: VT is at the northeastern edge of the range.
- Causes of change since first Atlas: Cold and wet weather reduces prey availability and can result in adult mortality and nest failure (not necessarily a cause of Atlas changes, however); use of pesticides in wintering areas.
- Management/Monitoring recommendations: Provide housing and supplemental food (see Purple Martin Conservation Association.
First Vermont Breeding Bird Atlas (1976-1981)
Second Vermont Breeding Bird Atlas (2003 – 2007)
Change in Distribution
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