BirdAnalyst
BBS Route · Texas · BCR 36

Randado Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 91 species recorded across 46 survey years, still active.

91Species 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 →
46Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2025Span
6Observers

Bird Species Found on Texas Randado

Top 40 of 91 species by most recent count. Each links to its species trend.

Species recorded on the Randado 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
Mourning DoveColumbidae642025+93%1969
Cave SwallowHirundinidae542025+60%1986
Northern BobwhiteOdontophoridae532025-10%1969
DickcisselCardinalidae492015+439%1990
Northern MockingbirdMimidae412025-42%1969
PyrrhuloxiaCardinalidae352025-80%1969
Golden-fronted WoodpeckerPicidae342025-40%1969
Painted BuntingCardinalidae302025-56%1969
Scissor-tailed FlycatcherTyrannidae252025-41%1969
Great-tailed GrackleIcteridae192025+35%1969
Northern CardinalCardinalidae182025-9%1969
Olive SparrowPasserellidae17202512×1975
Eastern MeadowlarkIcteridae142025-62%1974
Bewick's WrenTroglodytidae132025-69%1969
Brown-headed CowbirdIcteridae112025-43%1969
Brown-crested FlycatcherTyrannidae102025-48%1969
Western KingbirdTyrannidae102025+280%1975
White-winged DoveColumbidae92025+300%1969
Crested CaracaraFalconidae92025+108%1969
European StarlingSturnidae72025-14%1980
Eurasian Collared-DoveColumbidae72025+460%2008
Black VultureCathartidae62025+100%1979
Western Cattle-EgretArdeidae61994+500%1985
Rock PigeonColumbidae52019-21%1969
Greater RoadrunnerCuculidae52025+180%1969
Bronzed CowbirdIcteridae52025+0%1969
Blue GrosbeakCardinalidae52024-20%1969
Curve-billed ThrasherMimidae52025-8%1969
House FinchFringillidae52025+50%2017
Turkey VultureCathartidae42025-52%1969
Chihuahuan RavenCorvidae42009+220%1970
Common PoorwillCaprimulgidae41988+150%1974
KilldeerCharadriidae32024-44%1969
Common Ground DoveColumbidae32025+60%1969
Ladder-backed WoodpeckerPicidae32025-10%1969
Common PauraqueCaprimulgidae32014+0%1971
House SparrowPasseridae32025-89%1969
Long-billed ThrasherMimidae32025+200%1982
Orchard OrioleIcteridae32009+25%1973
Chimney SwiftApodidae32024+38%1976

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