Species · BCR 12 · BBS 2025 Release · 1966–2024

Least Flycatcher In Boreal Hardwood Transition

Least Flycatcher in Boreal Hardwood Transition has edged down: down 20% on the route-weighted index since 1968.

-20%Since 1968
127Routes In Region
58Years

Notable Signals

No notable trend signals for Least Flycatcher in Boreal Hardwood Transition. See the full index history below.

Forecast

If the recent trend holds, Least Flycatcher in Boreal Hardwood Transition is projected to fall about 30% by 2029 — from 8.4 in 2024 to a central estimate of 5.9 (95% range 3.7–8.1). A 5-year backtest shows a typical error of ±32.4%, with 0% of held-out values landing inside the 95% band.

-30%Change by 2029
5.9Projected 2029 index
3.78.195% range
±32.4%Backtest error
19662029
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
20256.24.08.4
20266.13.98.4
20276.03.88.3
20286.03.78.2
20295.93.78.1

Routes In Boreal Hardwood Transition

Routes recording Least Flycatcher in Boreal Hardwood Transition.
BenaMINNESOTA341977
Sawbill LndgMINNESOTA312024
JordanMINNESOTA262023
Imp LakeMICHIGAN232019
Crane LakeMINNESOTA232024
Big Island LakeMICHIGAN222010
BlackduckMINNESOTA222022
Popple RiverWISCONSIN222024
BackusMINNESOTA202024
WaskishMINNESOTA192024
BigforkMINNESOTA182024
LockportMINNESOTA172024
Sherry LakeMINNESOTA172022
MellenWISCONSIN172024
ShingletonMICHIGAN162024
Nett LakeMINNESOTA162024
GlendaleMINNESOTA152024
HollisterWISCONSIN152024
AmbergWISCONSIN152024
FlambeauWISCONSIN142024
Gibbs CityMICHIGAN132024
Maple GroveMICHIGAN132024
MahtowaMINNESOTA132023
Cass LakeMINNESOTA132016
Grand ViewWISCONSIN132024

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