BirdAnalyst
Species · Alaska · BBS 2025 Release · 1966–2024

Black Turnstone Population Trend in Alaska

All statesShorebirds

Black Turnstone in Alaska has held roughly steady: up 6% on the route-weighted index since 1997.

+6%Since 1997TrendPercent 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 StateSurvey 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 Black Turnstone Trends in AlaskaNotable 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 Black Turnstone in Alaska. See the full index history below.

Black Turnstone Survey Routes in Alaska

Routes recording Black Turnstone in Alaska.
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 →
Kanektok Riv220002000
Cape Nome120121997
Kotzebue (Short)119941986
Goodnews Bay120022002
Kotzebue120182001

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