Guild · New Hampshire · BBS 2025 Release · 1966–2024
Shorebirds In New Hampshire
4 species in this guild. As a group they are -74% since 1968.
Guild Signals
guild collapsecomputed index
Shorebirds as a group have fallen sharply in New Hampshire, down 74% since 1968.
Forecast
If the recent trend holds, Shorebirds in New Hampshire is projected to fall about 16% by 2029 — from 0.11 in 2024 to a central estimate of 0.10 (95% range 0.00–0.49). A 5-year backtest shows a typical error of ±27.2%, with 100% of held-out values landing inside the 95% band.
-16%Change by 2029
0.10Projected 2029 index
0.00–0.4995% range
±27.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.15 | 0.00 | 0.54 |
| 2026 | 0.14 | 0.00 | 0.53 |
| 2027 | 0.12 | 0.00 | 0.52 |
| 2028 | 0.11 | 0.00 | 0.50 |
| 2029 | 0.10 | 0.00 | 0.49 |
Member Species In New Hampshire
| Killdeer | Charadriidae | -91% |
| Spotted Sandpiper | Scolopacidae | -58% |
| Wilson's Snipe | Scolopacidae | -55% |
| American Woodcock | Scolopacidae | -4% |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.