Species · Massachusetts · BBS 2025 Release · 1966–2024
Spotted Sandpiper Population Trend in Massachusetts
Spotted Sandpiper in Massachusetts has increased: up 37% on the route-weighted index since 1969.
+37%Since 1969
13Routes In State
22Years
Notable Spotted Sandpiper Trends in Massachusetts
No notable trend signals for Spotted Sandpiper in Massachusetts. See the full index history below.
Spotted Sandpiper Population Forecast in Massachusetts
If the recent trend holds, Spotted Sandpiper in Massachusetts is projected to rise about 61% by 2029 — from 0.07 in 2024 to a central estimate of 0.11 (95% range 0.02–0.20). A 5-year backtest shows a typical error of ±86%, with 100% of held-out values landing inside the 95% band.
+61%Change by 2029
0.11Projected 2029 index
0.02–0.2095% range
±86%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.11 | 0.01 | 0.20 |
| 2026 | 0.11 | 0.01 | 0.20 |
| 2027 | 0.11 | 0.01 | 0.20 |
| 2028 | 0.11 | 0.02 | 0.20 |
| 2029 | 0.11 | 0.02 | 0.20 |
Spotted Sandpiper Survey Routes in Massachusetts
| Marion | 1 | 2024 | 1995 |
| Prattville | 1 | 2019 | 2000 |
| Newburyport | 1 | 1974 | 1974 |
| Littleton | 1 | 1998 | 1967 |
| N Oxford | 1 | 1979 | 1979 |
| Mansfield | 1 | 1995 | 1970 |
| E Pepperell | 1 | 1988 | 1988 |
| Belchertown | 1 | 1985 | 1968 |
| Holden | 1 | 2021 | 2009 |
| N. Andover | 1 | 1995 | 1995 |
| Cummington | 1 | 1987 | 1987 |
| Chesterfield | 1 | 2013 | 1969 |
| Cummington 2 | 1 | 2016 | 2016 |
Spotted Sandpiper Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.