BirdAnalyst
BBS Route · Texas · BCR 18

Stiles Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 61 species recorded across 21 survey years, still active.

61Species 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 →
21Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1995–2024Span
4Observers

Bird Species Found on Texas Stiles

Top 40 of 61 species by most recent count. Each links to its species trend.

Species recorded on the Stiles 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 SparrowPasseridae612024-28%2001
Mourning DoveColumbidae432024+44%2001
Cassin's SparrowPasserellidae312024-32%2001
Northern MockingbirdMimidae242024-81%2001
Horned LarkAlaudidae212024+52%2005
Scaled QuailOdontophoridae142024-57%2005
Ash-throated FlycatcherTyrannidae142024+18%2005
House FinchFringillidae112024-37%2001
Turkey VultureCathartidae102024-33%2001
Western KingbirdTyrannidae102024-38%2001
Common NighthawkCaprimulgidae82024-46%2001
Bullock's OrioleIcteridae82024-76%2001
Great-tailed GrackleIcteridae72024-49%2005
KilldeerCharadriidae62024+8%2005
Scissor-tailed FlycatcherTyrannidae62024-69%2001
Eurasian Collared-DoveColumbidae62024+125%2007
Lark SparrowPasserellidae42024-63%2001
Bewick's WrenTroglodytidae42024-63%2005
Wild TurkeyPhasianidae42017-91%2006
European StarlingSturnidae42022-60%2010
Rock PigeonColumbidae42023-73%2016
Barn SwallowHirundinidae32024-70%2001
Cactus WrenTroglodytidae32024-91%2001
Northern Rough-winged SwallowHirundinidae32005+50%1996
Greater RoadrunnerCuculidae32019+0%2006
Northern BobwhiteOdontophoridae22019-40%2001
Ladder-backed WoodpeckerPicidae22023-33%2006
Western MeadowlarkIcteridae22021-65%2001
PyrrhuloxiaCardinalidae22022-78%2001
Painted BuntingCardinalidae22024+0%2001
Grasshopper SparrowPasserellidae22007+100%2005
Burrowing OwlStrigidae22017-75%2009
American KestrelFalconidae22013n/an/a
Bronzed CowbirdIcteridae22018n/an/a
Swainson's HawkAccipitridae12024+0%2001
Vermilion FlycatcherTyrannidae12005+0%1995
Brown-headed CowbirdIcteridae12024-75%2001
Red-winged BlackbirdIcteridae12024-88%2005
Canyon TowheePasserellidae12019-73%2005
Northern CardinalCardinalidae12013-82%2001

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