Sage Thrasher
Oreoscoptes montanus

The sage thrasher is a medium-sized passerine bird in the family Mimidae. It is the only species in the genus Oreoscoptes and the smallest of the thrashers. It is found in the regions of western North America, breeding from the Great Basin to southern British Columbia, and migrates south to southern United States and northern Mexico for winter. Sage thrashers are commonly found in shrubsteppe habitat and are strongly associated with sagebrush for which it relies on for nesting. Source
Where it is now
In the last 8 weeks this bird was recorded 173 times across 11 areas (each area is a 5 degree square).
See the Sage Thrasher on the live map
Arrival dates
The week it was first heard regularly in each region, after at least six weeks away. Dates differ from south to north, so a region has a range.
| Region | First arrival | Last arrival | Typical peak | Areas |
|---|---|---|---|---|
| North America | 9 March 2026 | 16 March 2026 | 16 March 2026 | 2 |
Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.