BirdAnalyst
BBS Route · Texas · BCR 18

Stiles Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 61 species recorded across 22 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 →
22Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1995–2025Span
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
Mourning DoveColumbidae362025+71%2001
Northern MockingbirdMimidae292025-76%2001
Western KingbirdTyrannidae252025-37%2001
Horned LarkAlaudidae252025+104%2005
Cassin's SparrowPasserellidae222025-24%2001
Turkey VultureCathartidae182025-33%2001
House SparrowPasseridae152025-27%2001
House FinchFringillidae122025-10%2001
Scaled QuailOdontophoridae92025-41%2005
Ash-throated FlycatcherTyrannidae72025+29%2005
KilldeerCharadriidae62024+8%2005
Red-winged BlackbirdIcteridae52025-79%2005
Barn SwallowHirundinidae42025-59%2001
Eurasian Collared-DoveColumbidae42025+175%2007
Wild TurkeyPhasianidae42017-91%2006
European StarlingSturnidae42022-60%2010
Rock PigeonColumbidae42023-73%2016
Common NighthawkCaprimulgidae32025-51%2001
Brown-headed CowbirdIcteridae32025-63%2001
Great-tailed GrackleIcteridae32025-62%2005
Northern Rough-winged SwallowHirundinidae32005+50%1996
Greater RoadrunnerCuculidae32019+0%2006
Northern BobwhiteOdontophoridae22019-40%2001
Ladder-backed WoodpeckerPicidae22023-33%2006
Scissor-tailed FlycatcherTyrannidae22025-80%2001
Western MeadowlarkIcteridae22021-65%2001
PyrrhuloxiaCardinalidae22022-78%2001
Painted BuntingCardinalidae22025+0%2001
Grasshopper SparrowPasserellidae22007+100%2005
Burrowing OwlStrigidae22017-75%2009
American KestrelFalconidae22013n/an/a
Bronzed CowbirdIcteridae22018n/an/a
Swainson's HawkAccipitridae12025+0%2001
Vermilion FlycatcherTyrannidae12005+0%1995
Bullock's OrioleIcteridae12025-76%2001
Lark SparrowPasserellidae12025-84%2001
Canyon TowheePasserellidae12019-73%2005
Northern CardinalCardinalidae12013-82%2001
Cliff SwallowHirundinidae12015-95%2001
Curve-billed ThrasherMimidae12023-50%2001

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