BirdAnalyst
BBS Route · Texas · BCR 21

Lydia Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 101 species recorded across 34 survey years, still active.

101Species 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 →
34Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2023Span
7Observers

Bird Species Found on Texas Lydia

Top 40 of 101 species by most recent count. Each links to its species trend.

Species recorded on the Lydia 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
American CrowCorvidae602023+104%1970
Northern CardinalCardinalidae572023+1%1970
Indigo BuntingCardinalidae372023+0%1970
Carolina WrenTroglodytidae252023+625%1970
White-eyed VireoVireonidae222023+336%1970
Tufted TitmouseParidae192023+164%1970
Northern MockingbirdMimidae182023-46%1970
Brown-headed CowbirdIcteridae152023-80%1970
Mourning DoveColumbidae142023-90%1970
Canada GooseAnatidae142023-24%2017
Yellow-breasted ChatIcteriidae122023-47%1970
Carolina ChickadeeParidae122023+100%1970
Turkey VultureCathartidae122023+771%1974
Painted BuntingCardinalidae112023+0%1970
Red-eyed VireoVireonidae102023+55%1970
Eastern MeadowlarkIcteridae92023-95%1970
Purple MartinHirundinidae82023-14%1971
Yellow-billed CuckooCuculidae72023-82%1970
Blue JayCorvidae72023-13%1970
Black VultureCathartidae62023-42%2003
Pine WarblerParulidae62023+175%1992
Cliff SwallowHirundinidae62022-42%2018
Downy WoodpeckerPicidae52023+114%1973
Great Crested FlycatcherTyrannidae52023-33%1970
Common GrackleIcteridae52016-80%1970
Barn SwallowHirundinidae52023-76%1970
American RobinTurdidae52022+78%1970
Eastern BluebirdTurdidae52023-47%1971
Red-shouldered HawkAccipitridae52023+0%1978
Red-bellied WoodpeckerPicidae42023-53%1970
Eastern KingbirdTyrannidae42023-31%1970
Red-winged BlackbirdIcteridae42023-86%1970
Great-tailed GrackleIcteridae42010-67%1991
Lark SparrowPasserellidae32023-39%1970
Blue-gray GnatcatcherPolioptilidae32023-8%1971
Mississippi KiteAccipitridae32023+25%2008
Eastern PhoebeTyrannidae32023+200%1992
Wild TurkeyPhasianidae32011+200%2010
Chimney SwiftApodidae22022-88%1970
Eastern Wood-PeweeTyrannidae22023-91%1970

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