BBS Route · Texas · BCR 21

Lone Oak Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 113 species recorded across 50 survey years, no longer active.

Bird Species Found on Texas Lone Oak

Top 40 of 113 species by most recent count. Each links to its species trend.

Species recorded on the Lone Oak 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
Cliff SwallowHirundinidae682022+86%1976
White-winged DoveColumbidae682019+690%1996
Cave SwallowHirundinidae532019+27%1996
Northern CardinalCardinalidae522022-10%1969
Northern MockingbirdMimidae442022-19%1969
Bank SwallowHirundinidae371994+208%1993
Mourning DoveColumbidae332022-21%1969
House SparrowPasseridae322022-11%1969
Western Cattle-EgretArdeidae292022-51%1991
Scissor-tailed FlycatcherTyrannidae282022+89%1969
Black VultureCathartidae28202213×1973
European StarlingSturnidae222022+211%1992
Painted BuntingCardinalidae202022-68%1969
Great-tailed GrackleIcteridae162022+152%1970
Western MeadowlarkIcteridae161973+129%1971
Barn SwallowHirundinidae152022+393%1978
Brown-headed CowbirdIcteridae112022-59%1969
Black-bellied Whistling-DuckAnatidae112022+550%1973
Carolina WrenTroglodytidae92022+38%1969
Purple MartinHirundinidae92019+71%1976
Lark SparrowPasserellidae82022-93%1969
Black-crested TitmouseParidae72022-21%1969
Northern BobwhiteOdontophoridae62022-78%1969
Bewick's WrenTroglodytidae62021-71%1969
Black-chinned HummingbirdTrochilidae52022+220%1969
House FinchFringillidae52022+267%1972
Eastern MeadowlarkIcteridae52022-71%1975
Northern Rough-winged SwallowHirundinidae52003-88%1995
OspreyPandionidae52000n/an/a
Couch's KingbirdTyrannidae52002+400%2000
Chimney SwiftApodidae42021+167%1971
DickcisselCardinalidae42022-36%1970
Crested CaracaraFalconidae42022+320%1978
Eurasian Collared-DoveColumbidae42022+300%2006
KilldeerCharadriidae32021-57%1969
Turkey VultureCathartidae32022-48%1969
American CrowCorvidae32014-29%1971
Cassin's SparrowPasserellidae32014-29%1970
Carolina ChickadeeParidae32022-7%1969
Inca DoveColumbidae32014+140%1974

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