BirdAnalyst
Species · Indiana · BBS 2025 Release · 1966–2024

Least Flycatcher Population Trend in Indiana

All statesAerial insectivores

Least Flycatcher in Indiana has fallen sharply: down 75% on the route-weighted index since 1971.

-75%Since 1971
19Routes In State
29Years

Notable Least Flycatcher Trends in Indiana

long arc declinecomputed index

Least Flycatcher has fallen sharply in Indiana: down 75% on the route-weighted index since 1971.

Least Flycatcher Population Forecast in Indiana

If the recent trend holds, Least Flycatcher in Indiana is projected to stay roughly flat through 2029, near 0.00 (95% range 0.00–0.11). A 5-year backtest shows a typical error of ±117.6%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2029
0.00Projected 2029 index
0.00–0.1195% range
±117.6%Backtest error
19682029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected index95% low95% high
20250.000.000.11
20260.000.000.11
20270.000.000.11
20280.000.000.11
20290.000.000.11

Least Flycatcher Survey Routes in Indiana

Routes recording Least Flycatcher in Indiana.
Knox320112008
Indiana Dune220091997
Gary119811981
South Bend119821969
Middlebury120241992
Packertown120041976
Ellis120111968
Fowler119831983
Monticello120051988
Galveston119821982
Middletown119771977
Swayzee120031986
Pimento119921992
Belmont120032003
Milroy119751974
Vevay119781969
Lagrange120022002
Lakeville120082008
Packertown 2120052005

Least Flycatcher Population Trend in Other States

alaskaarkansascaliforniacoloradoconnecticutgeorgiaidahoillinoisiowakentuckymainemarylandmassachusettsmichiganminnesotamissourimontananebraskanew-hampshirenew-jerseynew-yorknorth-carolinanorth-dakotaohiooregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseeutahvermontvirginiawashingtonwest-virginiawisconsinwyoming

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.