BirdAnalyst
BBS Route · Utah · BCR 16

Shivwitz Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 105 species recorded across 33 survey years, still active.

105Species 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 →
33Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1992–2025Span
3Observers

Bird Species Found on Utah Shivwitz

Top 40 of 105 species by most recent count. Each links to its species trend.

Species recorded on the Shivwitz 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
Black-throated SparrowPasserellidae642025-8%1994
House FinchFringillidae262025+43%1994
House SparrowPasseridae25201025×2008
Ash-throated FlycatcherTyrannidae242025+265%1995
BushtitAegithalidae232024-36%1997
Black-throated Gray WarblerParulidae182017+250%1995
Brewer's BlackbirdIcteridae162014+100%2001
Gray VireoVireonidae102025+3%1995
Tree SwallowHirundinidae102025-26%2015
Mourning DoveColumbidae82025-39%1994
Western KingbirdTyrannidae82025+133%1994
Lesser GoldfinchFringillidae82025-7%1995
White-throated SwiftApodidae72025-58%1994
Common RavenCorvidae72025+0%1994
Blue-gray GnatcatcherPolioptilidae72025-62%1994
Juniper TitmouseParidae72025+46%1996
Crissal ThrasherMimidae72019+180%1997
ChukarPhasianidae72025+37%2011
Horned LarkAlaudidae62024+175%2008
Northern MockingbirdMimidae62025+843%1994
Northern Rough-winged SwallowHirundinidae62024+25%2013
Western BluebirdTurdidae62015+500%2014
Gambel's QuailOdontophoridae52025-30%1994
Red-tailed HawkAccipitridae52025+25%1994
Woodhouse's Scrub-JayCorvidae52025+36%1995
Rock WrenTroglodytidae52025+286%1995
PhainopeplaPtiliogonatidae52019+50%1997
Chipping SparrowPasserellidae52008-33%1997
Wild TurkeyPhasianidae52023+20%2016
MallardAnatidae52021n/an/a
Turkey VultureCathartidae42024+225%1994
Say's PhoebeTyrannidae42025+0%1994
Brown-headed CowbirdIcteridae42024-36%1994
Vesper SparrowPasserellidae42023-79%1994
Brewer's SparrowPasserellidae42022+17%1995
Cassin's KingbirdTyrannidae42025+0%2003
Lark SparrowPasserellidae42025+175%2004
Pinyon JayCorvidae32024+5%1994
Western MeadowlarkIcteridae32025+50%1994
Mountain BluebirdTurdidae31997+20%1995

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