BBS Route · Idaho · BCR 9

Bates Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 114 species recorded across 33 survey years, still active.

Bird Species Found on Idaho Bates

Top 40 of 114 species by most recent count. Each links to its species trend.

Species recorded on the Bates 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
American RobinTurdidae762023+22%1990
European StarlingSturnidae732023+19%1990
Red-winged BlackbirdIcteridae562023+95%1990
Brewer's BlackbirdIcteridae522023-52%1990
Black-billed MagpieCorvidae432023+63%1990
American CrowCorvidae402023-57%1990
Western MeadowlarkIcteridae242023-61%1990
Cliff SwallowHirundinidae172023-70%1990
Yellow-headed BlackbirdIcteridae152023-20%1990
Swainson's HawkAccipitridae122023+120%1990
Savannah SparrowPasserellidae82023-69%1990
Song SparrowPasserellidae82023-32%1990
House SparrowPasseridae82023-74%1990
Turkey VultureCathartidae82019+300%2009
Sandhill CraneGruidae72023-57%1990
Brewer's SparrowPasserellidae72023-56%1990
MallardAnatidae62023+25%1990
American KestrelFalconidae62023-57%1990
Tree SwallowHirundinidae62023+106%1990
Cassin's FinchFringillidae62013-58%1994
KilldeerCharadriidae52023-67%1990
Rock PigeonColumbidae52016-37%1992
OspreyPandionidae52023+60%1993
Cedar WaxwingBombycillidae52019+33%1997
Great Horned OwlStrigidae52018+400%2014
Red-tailed HawkAccipitridae42023+286%1990
Great Blue HeronArdeidae42019+17%1992
Bald EagleAccipitridae42019+0%2003
WilletScolopacidae32019+25%1990
Mourning DoveColumbidae32023-92%1990
Barn SwallowHirundinidae32022-87%1990
Yellow WarblerParulidae32023-58%1990
Cinnamon TealAnatidae32023+0%1992
Ring-necked PheasantPhasianidae32007+33%2005
Calliope HummingbirdTrochilidae32009+100%1995
BobolinkIcteridae32018+167%1992
Western TanagerCardinalidae32023+67%1994
Common YellowthroatParulidae32019+11%1993
American AvocetRecurvirostridae31992n/an/a
Green-tailed TowheePasserellidae31994+200%1992

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