BirdAnalyst
BBS Route · Texas · BCR 21

Miller Grove Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 94 species recorded across 47 survey years, still active.

94Species 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 →
47Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2024Span
6Observers

Bird Species Found on Texas Miller Grove

Top 40 of 94 species by most recent count. Each links to its species trend.

Species recorded on the Miller Grove 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 CardinalCardinalidae662024+233%1970
Barn SwallowHirundinidae542024+136%1970
Northern MockingbirdMimidae382024-45%1970
American CrowCorvidae332024-41%1970
Brown-headed CowbirdIcteridae192024+200%1970
Mourning DoveColumbidae182024-61%1970
Eastern MeadowlarkIcteridae182024-87%1970
Carolina ChickadeeParidae182024+111%1970
Blue JayCorvidae172024+118%1970
Eastern PhoebeTyrannidae17202412×1972
European StarlingSturnidae162024-9%1970
Carolina WrenTroglodytidae162024+725%1971
DickcisselCardinalidae152024-49%1970
Tufted TitmouseParidae152024+700%1970
House SparrowPasseridae132024-91%1970
Eastern BluebirdTurdidae132024+388%1971
Scissor-tailed FlycatcherTyrannidae122024-68%1970
Painted BuntingCardinalidae112024+81%1971
Black VultureCathartidae112024+825%1978
Red-winged BlackbirdIcteridae102024-68%1970
Common GrackleIcteridae102024-62%1971
Western Cattle-EgretArdeidae92024-9%1980
Western MeadowlarkIcteridae81987n/an/a
Cliff SwallowHirundinidae72024-59%2011
Yellow-billed CuckooCuculidae62024-68%1970
Red-bellied WoodpeckerPicidae62024-16%1970
Lark SparrowPasserellidae52024-61%1970
Downy WoodpeckerPicidae52024+75%1973
Indigo BuntingCardinalidae52024+188%1980
White-eyed VireoVireonidae52024+150%1999
Eastern KingbirdTyrannidae42023+11%1970
Purple MartinHirundinidae42023+225%1971
Western KingbirdTyrannidae42024+500%1984
Crested CaracaraFalconidae42014+150%2005
Eurasian Collared-DoveColumbidae42024+43%2007
Brown ThrasherMimidae32007+43%1971
Great Crested FlycatcherTyrannidae32024+86%1972
American RobinTurdidae32024+150%1975
Summer TanagerCardinalidae32024+50%2015
Wood DuckAnatidae32003+0%1995

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