BirdAnalyst
BBS Route · Texas · BCR 21

Schroeder Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 83 species recorded across 26 survey years, no longer active.

83Species 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 →
26Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–1997Span
5Observers

Bird Species Found on Texas Schroeder

Top 40 of 83 species by most recent count. Each links to its species trend.

Species recorded on the Schroeder 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
Northern CardinalCardinalidae1591997+76%1970
Mourning DoveColumbidae981997+195%1970
Northern MockingbirdMimidae901997+44%1970
Black VultureCathartidae42199721×1976
Painted BuntingCardinalidae411997-38%1970
Carolina ChickadeeParidae361997+490%1970
Scissor-tailed FlycatcherTyrannidae241997+89%1970
Tufted TitmouseParidae231997+127%1971
Purple MartinHirundinidae221997+867%1977
Cliff SwallowHirundinidae191997+51%1971
Brown-headed CowbirdIcteridae181997-5%1970
White-eyed VireoVireonidae161997+150%1972
Bewick's WrenTroglodytidae161997+71%1970
American CrowCorvidae151997+164%1970
Barn SwallowHirundinidae151997+325%1986
Lesser NighthawkCaprimulgidae141969n/an/a
Turkey VultureCathartidae131997+50%1970
Eastern KingbirdTyrannidae131996+367%1970
Northern Rough-winged SwallowHirundinidae121988+52%1977
Cave SwallowHirundinidae121996n/an/a
Inca DoveColumbidae101997+500%1971
Common Ground DoveColumbidae91997+169%1972
Rock PigeonColumbidae81995+43%1981
Yellow-billed CuckooCuculidae81997+0%1970
Lark SparrowPasserellidae81997+144%1970
Chimney SwiftApodidae81995+67%1980
Wild TurkeyPhasianidae81996+89%1992
KilldeerCharadriidae71994+86%1971
Northern BobwhiteOdontophoridae61997-75%1970
Western Cattle-EgretArdeidae61997-77%1977
Barred OwlStrigidae51996+75%1975
Ladder-backed WoodpeckerPicidae51997+0%1970
Blue JayCorvidae51997+167%1977
Crested CaracaraFalconidae51997+25%1973
Red-bellied WoodpeckerPicidae51997+114%1975
DickcisselCardinalidae51997+100%1994
Great Crested FlycatcherTyrannidae41997+0%1971
Common NighthawkCaprimulgidae31996-29%1971
Great-tailed GrackleIcteridae31996+50%1967
Red-headed WoodpeckerPicidae31977+0%1973

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