BirdAnalyst
BBS Route · Idaho · BCR 9

Gifford Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 110 species recorded across 21 survey years, still active.

110Species 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 →
21Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1971–2017Span
5Observers

Bird Species Found on Idaho Gifford

Top 40 of 110 species by most recent count. Each links to its species trend.

Species recorded on the Gifford 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
Lesser GoldfinchFringillidae502017+582%2008
Yellow WarblerParulidae492017+630%1973
American RobinTurdidae402017-41%1973
Yellow-breasted ChatIcteriidae292017+789%1986
European StarlingSturnidae282017-66%1973
Western Wood-PeweeTyrannidae242017+27%1990
Song SparrowPasserellidae232017+49%1973
Cliff SwallowHirundinidae232017-77%1986
Chipping SparrowPasserellidae192017-32%1973
Lazuli BuntingCardinalidae192017+47%1973
Brewer's BlackbirdIcteridae182017-66%1973
California QuailOdontophoridae172017+279%1973
Ring-necked PheasantPhasianidae172017+58%1973
Western MeadowlarkIcteridae172017-76%1973
Barn SwallowHirundinidae172017+32%1973
Mourning DoveColumbidae162017-53%1973
Northern House WrenTroglodytidae162017+118%1990
Brown-headed CowbirdIcteridae142017-13%1973
Spotted TowheePasserellidae112017+85%1973
Black-headed GrosbeakCardinalidae92017+107%1989
Gray CatbirdMimidae92017+53%1973
Violet-green SwallowHirundinidae72017+50%1991
Willow FlycatcherTyrannidae62017+77%1973
Horned LarkAlaudidae62017+111%1990
Red-winged BlackbirdIcteridae62017-75%1973
Savannah SparrowPasserellidae62017+186%1994
KilldeerCharadriidae52017-18%1973
Red-tailed HawkAccipitridae52017+15%1986
House SparrowPasseridae52017-90%1973
Vesper SparrowPasserellidae51973n/an/a
Bewick's WrenTroglodytidae52017+140%2007
Eurasian Collared-DoveColumbidae52017+133%2011
Western KingbirdTyrannidae42017+0%1973
Black-billed MagpieCorvidae42017-94%1973
House FinchFringillidae42017+0%1973
Western TanagerCardinalidae42017+125%1973
American CrowCorvidae42017-10%1990
Cedar WaxwingBombycillidae42017+4%1990
Western BluebirdTurdidae42016+75%2011
Great Horned OwlStrigidae31991+33%1973

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