BirdAnalyst
BBS Route · Texas · BCR 21

Hearne Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 88 species recorded across 25 survey years, still active.

88Species 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 →
25Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1998–2024Span
2Observers

Bird Species Found on Texas Hearne

Top 40 of 88 species by most recent count. Each links to its species trend.

Species recorded on the Hearne 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 CardinalCardinalidae1152024+11%2000
Red-winged BlackbirdIcteridae1012024+41%2000
Cliff SwallowHirundinidae642024+36%2000
Mourning DoveColumbidae552024-45%2000
Painted BuntingCardinalidae412024+27%2000
Northern MockingbirdMimidae412024-9%2000
American CrowCorvidae382024-26%2000
White-eyed VireoVireonidae292024+82%2000
Carolina WrenTroglodytidae222024+21%2000
DickcisselCardinalidae212024-35%2000
Black VultureCathartidae172024+144%2000
Scissor-tailed FlycatcherTyrannidae172024-35%2000
Eastern MeadowlarkIcteridae152024+16%2000
Barn SwallowHirundinidae132024-14%2000
Carolina ChickadeeParidae122024+3%2000
Blue JayCorvidae112024+10%2000
Brown-headed CowbirdIcteridae112024-8%2000
Common GrackleIcteridae112024-78%2000
Great-tailed GrackleIcteridae102023+4%2000
Yellow-billed CuckooCuculidae92024-10%2000
Turkey VultureCathartidae72024+3%2000
Red-bellied WoodpeckerPicidae72024+57%2000
European StarlingSturnidae62024-28%2000
Lark SparrowPasserellidae52024+28%2002
Eastern PhoebeTyrannidae52024+57%2001
Northern Rough-winged SwallowHirundinidae52024-69%2023
House SparrowPasseridae42024-48%2000
Eastern BluebirdTurdidae42024+0%2000
Crested CaracaraFalconidae42023+0%2011
Black-bellied Whistling-DuckAnatidae42021+113%2008
Cave SwallowHirundinidae42021-56%2008
Mississippi KiteAccipitridae42021+100%2018
Swainson's WarblerParulidae32024+100%2002
White-winged DoveColumbidae32022+150%2017
House FinchFringillidae32024+150%2015
Cassin's SparrowPasserellidae32011n/an/a
Chipping SparrowPasserellidae32016n/an/a
Green HeronArdeidae22024-58%2000
KilldeerCharadriidae22023+160%2000
Chimney SwiftApodidae22022-71%2000

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