BirdAnalyst
BBS Route · Idaho · BCR 9

Pasadena Val Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 117 species recorded across 30 survey years, still active.

117Species RecordedSpecies recordedDistinct species detected on standard-protocol BBS runs here across all years on record — a measure of survey breadth, not a complete checklist.Full methodology →
30Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1987–2016Span
1Observers

Bird Species Found on Idaho Pasadena Val

Top 40 of 117 species by most recent count. Each links to its species trend.

Species recorded on the Pasadena Val 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
Western MeadowlarkIcteridae782016-75%1989
Red-winged BlackbirdIcteridae452016-32%1989
Bank SwallowHirundinidae302016+286%1989
European StarlingSturnidae282016-75%1989
Mourning DoveColumbidae252016-11%1989
MallardAnatidae242016+109%1989
Rock PigeonColumbidae222016+824%1989
Horned LarkAlaudidae222016-66%1989
California QuailOdontophoridae192016+33%1989
Ring-billed GullLaridae182015-43%1989
RedheadAnatidae161991-11%1988
Bullock's OrioleIcteridae152016-19%1989
American RobinTurdidae142016+25%1989
Western KingbirdTyrannidae132016-49%1989
Black-billed MagpieCorvidae132016-64%1989
House SparrowPasseridae122016-93%1989
Cliff SwallowHirundinidae92016+4%1989
American CrowCorvidae82016-56%1989
Canada GooseAnatidae72016-9%1999
Northern Rough-winged SwallowHirundinidae72016+88%1990
Brewer's SparrowPasserellidae62012-33%1991
Wood DuckAnatidae62010+200%1991
Ring-necked DuckAnatidae62007+100%1991
Ring-necked PheasantPhasianidae52016+27%1989
Common RavenCorvidae52016+40%1989
House FinchFringillidae52015-64%1989
Northern ShovelerAnatidae52010+150%1993
Great Blue HeronArdeidae42015+33%1989
KilldeerCharadriidae42016-87%1989
Red-tailed HawkAccipitridae42016+160%1989
Lark SparrowPasserellidae42016-75%1989
Lazuli BuntingCardinalidae42012+400%1990
Barn SwallowHirundinidae42016-49%1989
Savannah SparrowPasserellidae42009+20%1993
Franklin's GullLaridae41993n/an/a
Gray PartridgePhasianidae32012+0%1989
Northern HarrierAccipitridae32016-42%1989
American KestrelFalconidae32015-63%1989
Western Wood-PeweeTyrannidae31991+100%1989
Yellow WarblerParulidae32014-29%1989

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