BirdAnalyst
BBS Route · Arizona · BCR 33

Dateland Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 68 species recorded across 28 survey years, still active.

68Species 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 →
1990–2024Span
6Observers

Bird Species Found on Arizona Dateland

Top 40 of 68 species by most recent count. Each links to its species trend.

Species recorded on the Dateland 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
Red-winged BlackbirdIcteridae832024-54%1992
White-throated SwiftApodidae822016+467%2006
Cliff SwallowHirundinidae662024+310%1994
White-winged DoveColumbidae442024+28%1992
Mourning DoveColumbidae252024-55%1992
Gambel's QuailOdontophoridae182024-74%1992
Lesser NighthawkCaprimulgidae112021+73%1994
Ash-throated FlycatcherTyrannidae102024+122%1992
VerdinRemizidae92024+283%1992
Brown-headed CowbirdIcteridae6202421×1992
Red-tailed HawkAccipitridae52024+0%1992
House SparrowPasseridae52016-83%1992
Lucy's WarblerParulidae52021+58%1993
Lark SparrowPasserellidae52016+400%1999
Turkey VultureCathartidae42021+100%1995
Western KingbirdTyrannidae42021-91%1992
Barn SwallowHirundinidae42021-60%1994
Bewick's WrenTroglodytidae42016+300%1990
Northern MockingbirdMimidae42024-25%1993
House FinchFringillidae42024-30%1996
Ladder-backed WoodpeckerPicidae42015+20%1999
Inca DoveColumbidae42016-40%1998
LeConte's ThrasherMimidae42012+11%2000
Blue GrosbeakCardinalidae42016+20%2002
Swainson's HawkAccipitridae42016+300%2000
Eurasian Collared-DoveColumbidae42024+208%2007
Great Horned OwlStrigidae32021+67%1999
Loggerhead ShrikeLaniidae32021-40%1992
Yellow WarblerParulidae32016+200%2004
KilldeerCharadriidae32024+78%1994
Say's PhoebeTyrannidae32013-46%1993
Abert's TowheePasserellidae32021-43%1993
PhainopeplaPtiliogonatidae32012-79%1993
Black PhoebeTyrannidae32016+100%1996
Cactus WrenTroglodytidae32016-10%1999
Song SparrowPasserellidae32016+200%1998
Black-throated SparrowPasserellidae32024+100%2005
Great EgretArdeidae32024n/an/a
Vermilion FlycatcherTyrannidae22016-17%1996
Common RavenCorvidae22024+100%1994

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