BBS Route · California · BCR 15

Tahoe Nf Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 48 species recorded across 4 survey years, no longer active.

Bird Species Found on California Tahoe Nf

Top 40 of 48 species by most recent count. Each links to its species trend.

Species recorded on the Tahoe Nf route.
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 →TrendPercent 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 →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →History
Fox SparrowPasserellidae401994+18%1988
Spotted TowheePasserellidae281994+285%1988
Mountain ChickadeeParidae191994+19%1988
Western TanagerCardinalidae181994+388%1988
Dusky FlycatcherTyrannidae171994+70%1987
Plumbeous VireoVireonidae171994+250%1988
Nashville WarblerParulidae171994+314%1988
American RobinTurdidae171994-14%1988
Red-breasted NuthatchSittidae161994-9%1988
Olive-sided FlycatcherTyrannidae121994+150%1988
Western Wood-PeweeTyrannidae121994+217%1988
Mountain QuailOdontophoridae111994-71%1988
Band-tailed PigeonColumbidae111993+450%1987
Steller's JayCorvidae111994+74%1988
Chipping SparrowPasserellidae101994+186%1988
Yellow WarblerParulidae101994+19%1988
Golden-crowned KingletRegulidae101994-4%1988
Cassin's FinchFringillidae91994+800%1993
Warbling VireoVireonidae81994+250%1988
Brown-headed CowbirdIcteridae61994+500%1987
Hermit ThrushTurdidae61994-9%1988
Black-headed GrosbeakCardinalidae51994+300%1988
Brown CreeperCerthiidae51994+25%1993
Pine SiskinFringillidae51994n/an/a
Hermit WarblerParulidae41994+60%1988
Orange-crowned WarblerParulidae41994+100%1988
Red-breasted SapsuckerPicidae31994+0%1988
MacGillivray's WarblerParulidae31994+200%1993
Mourning DoveColumbidae21994+17%1988
Hammond's FlycatcherTyrannidae21994-75%1988
Green-tailed TowheePasserellidae21994-25%1988
WrentitSylviidae21994+100%1988
Red-tailed HawkAccipitridae21993n/an/a
Lazuli BuntingCardinalidae21994+0%1993
Ruby-crowned KingletRegulidae21993n/an/a
Red CrossbillFringillidae21994n/an/a
Northern House WrenTroglodytidae21994n/an/a
Townsend's SolitaireTurdidae21994n/an/a
Pileated WoodpeckerPicidae11993+0%1987
Purple FinchFringillidae11994+38%1988

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.