BirdAnalyst
BBS Route · Arizona · BCR 33

Riviera Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 62 species recorded across 28 survey years, still active.

62Species 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 →
28Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1992–2024Span
4Observers

Bird Species Found on Arizona Riviera

Top 40 of 62 species by most recent count. Each links to its species trend.

Species recorded on the Riviera 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 SparrowPasserellidae532024-57%1994
House FinchFringillidae462024-63%1994
Gambel's QuailOdontophoridae182024-77%1994
VerdinRemizidae122024-68%1994
Great-tailed GrackleIcteridae122024+380%2008
Cactus WrenTroglodytidae112024-81%1994
White-winged DoveColumbidae112024+143%2000
Ash-throated FlycatcherTyrannidae92024-56%1994
House SparrowPasseridae62022-89%1994
Mourning DoveColumbidae52024-15%1994
Loggerhead ShrikeLaniidae52024-8%1994
Lucy's WarblerParulidae52024-47%1994
Curve-billed ThrasherMimidae52024+13%1996
Turkey VultureCathartidae42024+33%1994
Say's PhoebeTyrannidae42024-77%1994
Song SparrowPasserellidae42024+200%2019
Western KingbirdTyrannidae32019-29%1994
Abert's TowheePasserellidae32021+25%2011
Brown-crested FlycatcherTyrannidae22024-50%2008
Common RavenCorvidae22024-39%1996
Hooded OrioleIcteridae22016+33%1996
Canyon TowheePasserellidae22024-67%1994
Rock WrenTroglodytidae22023+0%1994
Canyon WrenTroglodytidae22024+200%1995
Lesser NighthawkCaprimulgidae22019-68%1995
Bendire's ThrasherMimidae22018+0%1998
American KestrelFalconidae22024+67%2010
Violet-green SwallowHirundinidae22007n/an/a
Eurasian Collared-DoveColumbidae22022-22%2011
Western Screech-OwlStrigidae12011-50%1992
Greater RoadrunnerCuculidae12024-63%2000
Ladder-backed WoodpeckerPicidae12021+0%1994
Gila WoodpeckerPicidae12019-25%2000
White-throated SwiftApodidae12018-60%1994
Costa's HummingbirdTrochilidae12024-77%1994
Scott's OrioleIcteridae12018-73%1994
Lesser GoldfinchFringillidae12024-67%1994
PhainopeplaPtiliogonatidae12022-59%1994
Bell's VireoVireonidae12018-63%1994
Northern MockingbirdMimidae12022-56%1994

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