BirdAnalyst
BBS Route · Idaho · BCR 9

Acequia Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 66 species recorded across 17 survey years, still active.

66Species 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 →
17Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1979–2012Span
8Observers

Bird Species Found on Idaho Acequia

Top 40 of 66 species by most recent count. Each links to its species trend.

Species recorded on the Acequia 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
Red-winged BlackbirdIcteridae852012+181%1988
Horned LarkAlaudidae732012+3%1988
House SparrowPasseridae592012-21%1988
Brewer's BlackbirdIcteridae292006-25%1988
Swainson's HawkAccipitridae292012+329%1993
Western MeadowlarkIcteridae212012-23%1988
KilldeerCharadriidae192012+49%1988
Common RavenCorvidae132012+117%1991
Western KingbirdTyrannidae122012+289%1988
Mourning DoveColumbidae112012+480%1988
Savannah SparrowPasserellidae102012-33%1989
Vesper SparrowPasserellidae82007+200%2003
Yellow-headed BlackbirdIcteridae72012+177%1990
Barn SwallowHirundinidae72012+27%1988
American RobinTurdidae72012+514%1988
Ring-billed GullLaridae71996-77%1990
Black-billed MagpieCorvidae62012-41%1988
Brown-headed CowbirdIcteridae62012+123%1988
European StarlingSturnidae52012+16%1988
Wilson's PhalaropeScolopacidae41979n/an/a
Black-necked StiltRecurvirostridae41991+100%1979
Lark SparrowPasserellidae42007-16%1990
California GullLaridae32012-77%1992
Northern HarrierAccipitridae32012+20%1988
House FinchFringillidae32005+200%1979
Burrowing OwlStrigidae32007-72%1990
American CrowCorvidae32006+0%2003
Blue-winged TealAnatidae21979n/an/a
American CootRallidae22003+0%1979
Wilson's SnipeScolopacidae22004+50%1987
Long-billed CurlewScolopacidae22012+180%1989
Ring-necked PheasantPhasianidae22012-73%1988
Common NighthawkCaprimulgidae22012+272%1989
Loggerhead ShrikeLaniidae22007+0%1988
Rock WrenTroglodytidae22012-22%1990
Caspian TernLaridae22002n/an/a
Ferruginous HawkAccipitridae22012n/an/a
Eurasian Collared-DoveColumbidae22012n/an/a
GadwallAnatidae11979n/an/a
Cinnamon TealAnatidae12006-25%1990

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