BirdAnalyst
Species · BCR 5 · BBS 2025 Release · 1966–2024

Least Flycatcher In Northern Pacific Rainforest

All regionsNorthern Pacific RainforestAerial insectivores

Least Flycatcher in Northern Pacific Rainforest has surged: up 178% on the route-weighted index since 1995.

+178%Since 1995TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
5Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
13YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable 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 Least Flycatcher in Northern Pacific Rainforest. See the full index history below.

Routes In Northern Pacific Rainforest

Routes recording Least Flycatcher in Northern Pacific Rainforest.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →
HyderALASKA72000
SkagwayALASKA52015
HainesALASKA11996
Stikine RiverALASKA12005
YrekaCALIFORNIA11983

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