BirdAnalyst
BBS Route · Arizona · BCR 34

Happy Jack Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 80 species recorded across 32 survey years, still active.

80Species 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 →
1977–2025Span
6Observers

Bird Species Found on Arizona Happy Jack

Top 40 of 80 species by most recent count. Each links to its species trend.

Species recorded on the Happy Jack 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
Violet-green SwallowHirundinidae972025+142%1986
American RobinTurdidae882025+322%1986
Grace's WarblerParulidae792025+362%1986
Western Wood-PeweeTyrannidae652025+120%1986
Plumbeous VireoVireonidae592025+282%1986
Pygmy NuthatchSittidae592025+13%1986
Red CrossbillFringillidae322024+138%1992
Western BluebirdTurdidae292025+110%1986
Mourning DoveColumbidae282025+92%1986
Common RavenCorvidae282025+371%1986
Western TanagerCardinalidae272025+129%1986
White-breasted NuthatchSittidae272025+138%1986
Purple MartinHirundinidae252025+657%1986
Mountain ChickadeeParidae252025+94%1986
Brown-headed CowbirdIcteridae232025+80%1986
Chipping SparrowPasserellidae222025+97%1986
Cassin's KingbirdTyrannidae202025+733%1989
Steller's JayCorvidae172025+89%1986
Acorn WoodpeckerPicidae132025+320%1986
Northern House WrenTroglodytidae132025+65%1988
Virginia's WarblerParulidae82025-8%2001
Broad-tailed HummingbirdTrochilidae62025+6%1986
Black-headed GrosbeakCardinalidae62025+80%1996
Red-faced WarblerParulidae52025+275%2001
Hermit ThrushTurdidae52025-59%1988
Spotted TowheePasserellidae52025n/an/a
Brewer's BlackbirdIcteridae42025-60%1986
Common NighthawkCaprimulgidae42025+125%1988
American KestrelFalconidae32024-29%1988
Hairy WoodpeckerPicidae32025-18%1986
Mountain BluebirdTurdidae32025+100%1996
Western MeadowlarkIcteridae32025+0%1988
Vesper SparrowPasserellidae32025+67%2001
Say's PhoebeTyrannidae32025+50%2009
Great Horned OwlStrigidae22017+100%1992
Red-winged BlackbirdIcteridae22022-88%1986
Pine SiskinFringillidae22025-40%1986
KilldeerCharadriidae22016-20%2008
Lesser GoldfinchFringillidae22024+20%2003
Woodhouse's Scrub-JayCorvidae21989+0%1988

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