Species · BCR 3 · BBS 2025 Release · 1966–2024
Northern Waterthrush In BCR 3
Northern Waterthrush in BCR 3 has surged: up 570% on the route-weighted index since 1997.
+570%Since 1997
3Routes In Region
13Years
Notable Signals
long arc increasecomputed index
Northern Waterthrush has surged in BCR 3: up 570% on the route-weighted index since 1997.
Routes In BCR 3
| Red Dog | ALASKA | 5 | 2024 |
| Dietrich Cmp | ALASKA | 1 | 2016 |
| Happy Valley | ALASKA | 1 | 2024 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.