Solitary Sandpiper
Solitary Sandpiper has surged: up 696% on the route-weighted index since 1983.
About the Solitary Sandpiper
The Solitary Sandpiper (Tringa solitaria) is a North American member of the Sandpipers & Allies (Scolopacidae). In this analysis it is grouped with the shorebirds.
- Size
- 5–26 in long (13–66 cm) — a probing shorebird (typical for the family)
- Habitat
- Shorelines, mudflats, beaches, flooded fields and wet meadows.
- Diet
- Invertebrates probed or picked from mud, sand and shallow water.
- Range
- Recorded on 54 Breeding Bird Survey routes across 1 state, most concentrated in the BCR 4.
- Family
- Scolopacidae · Shorebirds
Notable Solitary Sandpiper Trends
No notable trend signals for Solitary Sandpiper. See the full index history below.
Solitary Sandpiper Population Forecast
If the recent trend holds, Solitary Sandpiper is projected to stay roughly flat through 2029, near 0.01 (95% range 0.00–0.02). A 5-year backtest shows a typical error of ±31.1%, with 100% of held-out values landing inside the 95% band.
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.01 | 0.00 | 0.02 |
| 2026 | 0.01 | 0.00 | 0.02 |
| 2027 | 0.01 | 0.00 | 0.02 |
| 2028 | 0.01 | 0.00 | 0.02 |
| 2029 | 0.01 | 0.00 | 0.02 |
Where the Solitary Sandpiper Is Detected
BBS routes recording Solitary Sandpiper, sized by most recent count.
Solitary Sandpiper Population Trend by State
| Alaska | +68% | 1983 | 54 |
Solitary Sandpiper Population Trend by Region
Bird Conservation Regions are the ecological unit for trends.
| BCR 4 | +93% | 1983 | 47 |
| Northern Pacific Rainforest | -2% | 2008 | 5 |
Solitary Sandpiper Conservation Status
Our route-weighted index shows it up about 696% since 1983. Many shorebirds have declined steeply, reflecting pressure on the coastal and wetland stopovers they depend on.
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. Trend is a route-weighted relative-abundance index, not an absolute population.