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

Sedge Wren In Boreal Hardwood Transition

All regionsBoreal Hardwood TransitionGrassland birds

Sedge Wren in Boreal Hardwood Transition has held roughly steady: down 1% on the route-weighted index since 1968.

-1%Since 1968
98Routes In Region
58Years

Notable Signals

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

Forecast

If the recent trend holds, Sedge Wren in Boreal Hardwood Transition is projected to rise about 18% by 2029 — from 2.8 in 2024 to a central estimate of 3.2 (95% range 1.5–5.0). A 5-year backtest shows a typical error of ±20.1%, with 100% of held-out values landing inside the 95% band.

+18%Change by 2029
3.2Projected 2029 index
1.5–5.095% range
±20.1%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
20253.21.55.0
20263.21.55.0
20273.21.55.0
20283.21.55.0
20293.21.55.0

Routes In Boreal Hardwood Transition

Routes recording Sedge Wren in Boreal Hardwood Transition.
GilmanWISCONSIN322024
BackusMINNESOTA282024
MahtowaMINNESOTA242023
McgregorMINNESOTA192024
Wigwam BayMINNESOTA162023
GreenbushMINNESOTA152024
Weirgor SpringsWISCONSIN152024
LudeMINNESOTA132023
BrainerdMINNESOTA112024
Mille LacsMINNESOTA92024
CromwellMINNESOTA82023
Pine RiverMINNESOTA82024
Sherry LakeMINNESOTA82022
GlendaleMINNESOTA82023
Little ForkMINNESOTA72024
PickfordMICHIGAN62024
DebsMINNESOTA62024
BigforkMINNESOTA62024
FlambeauWISCONSIN62024
Island LakeMINNESOTA52015
Crane LakeMINNESOTA52024
Lake CityMICHIGAN42010
FloodwoodMINNESOTA42024
BemidjiMINNESOTA41980
BlackduckMINNESOTA42022

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