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Species · Oregon · BBS 2025 Release · 1966–2024

Hammond's Flycatcher Population Trend in Oregon

All statesAerial insectivores

Hammond's Flycatcher in Oregon has surged: up 134% on the route-weighted index since 1970.

+134%Since 1970
85Routes In State
56Years

Notable Hammond's Flycatcher Trends in Oregon

long arc increasecomputed index

Hammond's Flycatcher has surged in Oregon: up 134% on the route-weighted index since 1970.

Hammond's Flycatcher Population Forecast in Oregon

If the recent trend holds, Hammond's Flycatcher in Oregon is projected to rise about 28% by 2029 — from 1.9 in 2024 to a central estimate of 2.5 (95% range 1.1–3.8). A 5-year backtest shows a typical error of ±25.5%, with 100% of held-out values landing inside the 95% band.

+28%Change by 2029
2.5Projected 2029 index
1.1–3.895% range
±25.5%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
20252.41.13.8
20262.41.13.8
20272.41.13.8
20282.51.13.8
20292.51.13.8

Hammond's Flycatcher Survey Routes in Oregon

Routes recording Hammond's Flycatcher in Oregon.
Donelly 22520242018
Blue River2120241992
Black Mtn.2120041996
Newbridge1920241994
Waldport1819991993
Klickitat Mt1319961993
Cool Camp1220131968
Monument1220242006
Hells Canyon1120221992
Eagle Creek1120221993
Lorane1120241994
Paunina1120131993
Logdell820241971
Silver Creek820241984
Fisher820101997
Dell Spring719991972
Ruch720231992
Molalla720241994
Clearwater620211991
Hash Rock620241992
Donnelly620061995
Harlan 2620242011
Paisley520231973
Troy520241992
Ochoco520241993

Hammond's Flycatcher Population Trend in Other States

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