BirdAnalyst
BBS Route · Arizona · BCR 34

Happy Jack Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 78 species recorded across 31 survey years, still active.

78Species 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 →
31Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1977–2024Span
6Observers

Bird Species Found on Arizona Happy Jack

Top 40 of 78 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 SwallowHirundinidae1022024+116%1986
American RobinTurdidae882024+218%1986
Pygmy NuthatchSittidae642024-6%1986
Mourning DoveColumbidae632024+43%1986
Grace's WarblerParulidae622024+238%1986
Western Wood-PeweeTyrannidae532024+69%1986
Western BluebirdTurdidae532024+106%1986
Plumbeous VireoVireonidae472024+265%1986
Steller's JayCorvidae362024+91%1986
Western TanagerCardinalidae332024+77%1986
Red CrossbillFringillidae322024+138%1992
Common RavenCorvidae312024+257%1986
White-breasted NuthatchSittidae302024+83%1986
Chipping SparrowPasserellidae272024+88%1986
Acorn WoodpeckerPicidae212024+260%1986
Brown-headed CowbirdIcteridae192024+12%1986
Cassin's KingbirdTyrannidae172024+483%1989
Hepatic TanagerCardinalidae122024+280%1999
Purple MartinHirundinidae122024+314%1986
Northern House WrenTroglodytidae102024+94%1988
Western MeadowlarkIcteridae92024+0%1988
Brewer's BlackbirdIcteridae82024-48%1986
Red-faced WarblerParulidae82024+350%2001
Mountain ChickadeeParidae72024+18%1986
Broad-tailed HummingbirdTrochilidae62024+11%1986
Lark SparrowPasserellidae62024+113%2006
Hairy WoodpeckerPicidae42024-18%1986
Common NighthawkCaprimulgidae42024+50%1988
American KestrelFalconidae32024-29%1988
Vesper SparrowPasserellidae32024+117%2001
Northern MockingbirdMimidae32024+100%1999
Great Horned OwlStrigidae22017+100%1992
Red-winged BlackbirdIcteridae22022-88%1986
Pine SiskinFringillidae22024-33%1986
Red-tailed HawkAccipitridae22024+225%1992
Hermit ThrushTurdidae22024-77%1988
KilldeerCharadriidae22016-20%2008
Lesser GoldfinchFringillidae22024+20%2003
Woodhouse's Scrub-JayCorvidae21989+0%1988
Great Blue HeronArdeidae22022+0%2003

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