Guild
Birds Of Prey
47 species tracked. As a group, birds of prey are +64%Guild trendA mean-index aggregate across the species in this group — the structural direction of the guild, with individual-species noise smoothed out.Full methodology → since 1968.
Guild SignalsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →
No notable trend signals for birds of prey. See the full index history below.
Birds Of Prey Population Forecast
If the recent trend holds, Birds of prey as a group is projected to stay roughly flat through 2029, near 0.29 (95% range 0.25–0.33). A 5-year backtest shows a typical error of ±7.3%, with 100% of held-out values landing inside the 95% band.
0.29Projected 2029 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
Birds Of Prey By State
| Guild trendA mean-index aggregate across the species in this group — the structural direction of the guild, with individual-species noise smoothed out.Full methodology → | ||
|---|---|---|
| Alaska | -98% | 19 |
| Maine | -59% | 14 |
| Colorado | -42% | 18 |
| Utah | -41% | 16 |
| Minnesota | -32% | 16 |
| New Mexico | -30% | 16 |
| Massachusetts | -21% | 10 |
| Rhode Island | -21% | 6 |
| California | -20% | 22 |
| Wyoming | -20% | 18 |
| South Dakota | -15% | 16 |
| Oregon | -11% | 23 |
| Washington | -7% | 21 |
| North Dakota | +1% | 15 |
| Vermont | +3% | 10 |
| Arizona | +7% | 22 |
| Montana | +13% | 19 |
| New Jersey | +13% | 13 |
| New Hampshire | +16% | 11 |
| Arkansas | +19% | 13 |
| Idaho | +28% | 17 |
| Texas | +32% | 27 |
| Florida | +48% | 19 |
| Michigan | +79% | 15 |
| Nebraska | +80% | 14 |
| New York | +81% | 15 |
| Oklahoma | +82% | 17 |
| Wisconsin | +84% | 15 |
| West Virginia | +88% | 13 |
| Kansas | +88% | 15 |
| Nevada | +89% | 12 |
| Kentucky | +103% | 14 |
| Illinois | +109% | 15 |
| Connecticut | +141% | 11 |
| Missouri | +144% | 14 |
| Mississippi | +150% | 12 |
| South Carolina | +153% | 13 |
| Louisiana | +162% | 16 |
| Pennsylvania | +169% | 15 |
| Virginia | +179% | 15 |
| Georgia | +203% | 15 |
| Alabama | +212% | 15 |
| Indiana | +255% | 13 |
| Tennessee | +299% | 14 |
| Iowa | +305% | 9 |
| Delaware | +321% | 11 |
| North Carolina | +332% | 14 |
| Ohio | +386% | 13 |
| Maryland | +424% | 14 |