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

Townsend's Solitaire Population Trend in Nevada

All statesForest birds

Townsend's Solitaire in Nevada has collapsed: down 93% on the route-weighted index since 1985.

-93%Since 1985TrendPercent 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 →
9Routes 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 →
14YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Townsend's Solitaire Trends in NevadaNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

long arc declinecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

Townsend's Solitaire has collapsed in Nevada: down 93% on the route-weighted index since 1985.

Townsend's Solitaire Survey Routes in Nevada

Routes recording Townsend's Solitaire in Nevada.
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 →
Dinner Sta1219681968
Austin320182015
Calico Spr219741974
Hawthorne220012001
Jarbidge120151997
Comins Lake120162013
Walker Can120161968
Mizpah120242013
Dobbin Creek119851974

Townsend's Solitaire Population Trend in Other States

alaskaarizonacaliforniacoloradoidahomontananebraskanew-mexicooregonsouth-dakotautahwashingtonwyoming

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