BirdAnalyst
BBS Route · Texas · BCR 35

Van Horn Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 62 species recorded across 8 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 →
8Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2017–2025Span
1Observers

Bird Species Found on Texas Van Horn

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

Species recorded on the Van Horn 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 DoveColumbidae572025+146%2019
Gambel's QuailOdontophoridae332025+6%2019
Western KingbirdTyrannidae282025-17%2019
Ash-throated FlycatcherTyrannidae252025-15%2019
Chihuahuan RavenCorvidae252025-24%2019
House SparrowPasseridae212025+18%2019
Black-throated SparrowPasserellidae172025-29%2019
Cactus WrenTroglodytidae152025-33%2019
House FinchFringillidae142025+3%2019
PyrrhuloxiaCardinalidae132025-11%2019
White-winged DoveColumbidae112025+388%2022
Eurasian Collared-DoveColumbidae82025+53%2021
Scaled QuailOdontophoridae72025-45%2019
Cassin's KingbirdTyrannidae62025-34%2019
Great-tailed GrackleIcteridae62025-40%2019
Northern MockingbirdMimidae62025-53%2019
Red-winged BlackbirdIcteridae52025+71%2021
Blue GrosbeakCardinalidae52025-43%2019
Lesser NighthawkCaprimulgidae52025+10%2021
Western Wood-PeweeTyrannidae42024+150%2019
Swainson's HawkAccipitridae32025-60%2019
Ladder-backed WoodpeckerPicidae32025+40%2019
Cassin's SparrowPasserellidae32023-44%2018
Bell's VireoVireonidae32025-63%2019
Curve-billed ThrasherMimidae32025+20%2019
Black-tailed GnatcatcherPolioptilidae32025-76%2019
Burrowing OwlStrigidae22017n/an/a
Say's PhoebeTyrannidae22025-25%2019
Brown-headed CowbirdIcteridae22025-73%2021
Scott's OrioleIcteridae22025+38%2019
Bullock's OrioleIcteridae22025-50%2019
Lesser GoldfinchFringillidae22024+50%2019
Cliff SwallowHirundinidae22018n/an/a
Mexican DuckAnatidae22019n/an/a
Western MeadowlarkIcteridae22023+100%2022
Turkey VultureCathartidae12025-60%2019
Red-tailed HawkAccipitridae12024-60%2018
American KestrelFalconidae12025+0%2017
Greater RoadrunnerCuculidae12023-75%2018
Common NighthawkCaprimulgidae12025+67%2019

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