BirdAnalyst
Species · BCR 11 · BBS 2025 Release · 1966–2024

Common Goldeneye In Prairie Potholes

All regionsPrairie PotholesWaterfowl

Common Goldeneye in Prairie Potholes has increased: up 40% on the route-weighted index since 1986.

+40%Since 1986TrendPercent 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 →
4Routes 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 →
15YearsYears 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 Common Goldeneye in Prairie Potholes. See the full index history below.

Routes In Prairie Potholes

Routes recording Common Goldeneye in Prairie Potholes.
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 →
Horsehead LkNORTH-DAKOTA22016
Turtle MtnsNORTH-DAKOTA22024
GlasgowMONTANA11979
SacoMONTANA12017

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