BirdAnalyst
BBS Route · California · BCR 33

Joshua Tree 2 Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 37 species recorded across 3 survey years, still active.

37Species 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 →
3Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2013–2016Span
1Observers

Bird Species Found on California Joshua Tree 2

Top 37 of 37 species by most recent count. Each links to its species trend.

Species recorded on the Joshua Tree 2 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
House FinchFringillidae1022016+4%2013
House SparrowPasseridae902016-38%2013
Mourning DoveColumbidae602016+77%2013
Black-throated SparrowPasserellidae492016+104%2013
Rock PigeonColumbidae292016+53%2013
Cactus WrenTroglodytidae242016-44%2013
Gambel's QuailOdontophoridae202016-66%2013
Common RavenCorvidae182016+13%2013
Ash-throated FlycatcherTyrannidae162016-11%2013
Northern MockingbirdMimidae152016+150%2013
PhainopeplaPtiliogonatidae142016-7%2013
Scott's OrioleIcteridae122016+200%2013
White-throated SwiftApodidae112014n/an/a
Say's PhoebeTyrannidae62016-25%2013
Eurasian Collared-DoveColumbidae52016-72%2013
American KestrelFalconidae42016+300%2013
Red-tailed HawkAccipitridae32016-40%2013
Horned LarkAlaudidae32014-73%2013
Anna's HummingbirdTrochilidae22016+100%2013
California Scrub-JayCorvidae22016+100%2013
European StarlingSturnidae22016-91%2013
Barn SwallowHirundinidae22013n/an/a
Loggerhead ShrikeLaniidae22013n/an/a
LeConte's ThrasherMimidae22013n/an/a
VerdinRemizidae22016-85%2013
ChukarPhasianidae22014n/an/a
Great Horned OwlStrigidae12016+0%2013
Greater RoadrunnerCuculidae12016-50%2013
Ladder-backed WoodpeckerPicidae12016-75%2013
Costa's HummingbirdTrochilidae12016-50%2013
Lesser GoldfinchFringillidae12013n/an/a
Rock WrenTroglodytidae12014-75%2013
Bewick's WrenTroglodytidae12016-95%2013
Hooded OrioleIcteridae12014n/an/a
Great-tailed GrackleIcteridae12014n/an/a
Western KingbirdTyrannidae12016n/an/a
Brown-headed CowbirdIcteridae12016n/an/a

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