BirdAnalyst
BBS Route · Utah · BCR 9

Promontory Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 107 species recorded across 32 survey years, still active.

107Species 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 →
32Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1969–2025Span
11Observers

Bird Species Found on Utah Promontory

Top 40 of 107 species by most recent count. Each links to its species trend.

Species recorded on the Promontory 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
Franklin's GullLaridae7412024+110%1972
Cliff SwallowHirundinidae3722025+77%1971
Lark SparrowPasserellidae832025+356%1971
Wilson's PhalaropeScolopacidae75201675×1974
Western MeadowlarkIcteridae712025+56%1971
Common RavenCorvidae512025+147%1971
Northern Rough-winged SwallowHirundinidae502010-74%1972
Turkey VultureCathartidae322025+421%1972
Mourning DoveColumbidae312025-38%1971
Red-winged BlackbirdIcteridae302025+212%1971
European StarlingSturnidae292025+91%1972
ChukarPhasianidae222025+69%1971
Horned LarkAlaudidae212025+32%1971
Barn SwallowHirundinidae162025+113%1971
Long-billed CurlewScolopacidae132024-53%1971
Bank SwallowHirundinidae122011-82%1974
Brewer's BlackbirdIcteridae112025-71%1971
Bullock's OrioleIcteridae112025+310%1986
Western GrebePodicipedidae111998+450%1986
Ash-throated FlycatcherTyrannidae112025+183%2007
Ring-necked PheasantPhasianidae102025+7%1971
Western KingbirdTyrannidae102025+162%1972
Loggerhead ShrikeLaniidae92025+111%1971
Yellow-headed BlackbirdIcteridae92025-68%1987
Northern PintailAnatidae72006+50%1987
KilldeerCharadriidae62025+9%1971
Black-billed MagpieCorvidae62025-68%1971
Short-eared OwlStrigidae62022+14%2005
California GullLaridae52025-85%1972
Burrowing OwlStrigidae52025+29%1971
Northern MockingbirdMimidae52025+40%1987
Purple MartinHirundinidae51974n/an/a
Black-throated SparrowPasserellidae52021-53%2004
Song SparrowPasserellidae52025+233%2008
House FinchFringillidae52025+100%2012
Canada GooseAnatidae4202312×1973
Brewer's SparrowPasserellidae42025+156%1973
House SparrowPasseridae42025+8%1973
Rock WrenTroglodytidae42025+133%1987
Gray PartridgePhasianidae42025-33%1970

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14. A route is a sample, not a census.