Species · BCR 18 · BBS 2025 Release · 1966–2024
Horned Lark In Shortgrass Prairie
Horned Lark in Shortgrass Prairie has edged down: down 11% on the route-weighted index since 1969.
-11%Since 1969
133Routes In Region
57Years
Notable Signals
No notable trend signals for Horned Lark in Shortgrass Prairie. See the full index history below.
Forecast
If the recent trend holds, Horned Lark in Shortgrass Prairie is projected to fall about 21% by 2029 — from 97 in 2024 to a central estimate of 76 (95% range 32–120). A 5-year backtest shows a typical error of ±11.4%, with 100% of held-out values landing inside the 95% band.
-21%Change by 2029
76Projected 2029 index
32–12095% range
±11.4%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 81 | 37 | 125 |
| 2026 | 80 | 36 | 124 |
| 2027 | 79 | 35 | 123 |
| 2028 | 77 | 34 | 121 |
| 2029 | 76 | 32 | 120 |
Routes In Shortgrass Prairie
| Briggsdale | COLORADO | 403 | 2024 |
| Mica Butte | COLORADO | 398 | 1987 |
| Hooker | OKLAHOMA | 366 | 2024 |
| Pantex | TEXAS | 317 | 2024 |
| Haswell | COLORADO | 312 | 2024 |
| Kimball | NEBRASKA | 305 | 2022 |
| Rockport | COLORADO | 282 | 2024 |
| Prospect Val | COLORADO | 279 | 2000 |
| Prospect Valley 2 | COLORADO | 244 | 2023 |
| Grigston | KANSAS | 240 | 2024 |
| Gordon Creek | COLORADO | 227 | 2024 |
| Agate 2 | NEBRASKA | 215 | 2024 |
| Hay Springs | NEBRASKA | 214 | 2024 |
| Last Chance 2 | COLORADO | 209 | 2024 |
| Wagon Mound | NEW-MEXICO | 204 | 1978 |
| Nunn | COLORADO | 202 | 2021 |
| Raton | NEW-MEXICO | 202 | 1994 |
| Dalton | NEBRASKA | 200 | 2024 |
| Cheyenne | COLORADO | 193 | 2024 |
| Limon | COLORADO | 192 | 2024 |
| Twichell | TEXAS | 190 | 2023 |
| Adams Co. | COLORADO | 173 | 2022 |
| Brownson | NEBRASKA | 170 | 2021 |
| Wildhorse L | COLORADO | 169 | 2024 |
| Leoti | KANSAS | 168 | 2022 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.