BirdAnalyst
BBS Route · Georgia · BCR 27

Henderson Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 103 species recorded across 43 survey years, still active.

103Species 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 →
43Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1973–2024Span
3Observers

Bird Species Found on Georgia Henderson

Top 40 of 103 species by most recent count. Each links to its species trend.

Species recorded on the Henderson 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
Mourning DoveColumbidae1232024+110%1975
American CrowCorvidae1152024+292%1975
Northern CardinalCardinalidae772024+186%1975
Northern MockingbirdMimidae652024+166%1975
Barn SwallowHirundinidae622024+964%1980
Western Cattle-EgretArdeidae572024+111%1975
Red-winged BlackbirdIcteridae542024-18%1975
Common GrackleIcteridae412024-30%1975
Carolina WrenTroglodytidae362024+293%1975
Eastern BluebirdTurdidae352024+823%1976
Blue JayCorvidae342024-4%1975
Indigo BuntingCardinalidae312024+169%1975
Field SparrowPasserellidae302024+94%1975
Rock PigeonColumbidae232023-23%1975
Red-bellied WoodpeckerPicidae232024+12%1975
Purple MartinHirundinidae232024+254%1975
House FinchFringillidae222024+180%2009
Great Crested FlycatcherTyrannidae212024+216%1975
Eastern TowheePasserellidae192024+40%1975
Little Blue HeronArdeidae192024+740%2008
Brown-headed CowbirdIcteridae182024+200%1975
Canada GooseAnatidae182024+24%2010
Tufted TitmouseParidae162024+194%1975
White-eyed VireoVireonidae132024+310%1975
Northern BobwhiteOdontophoridae122024-71%1975
Brown ThrasherMimidae122024+62%1975
White IbisThreskiornithidae12202315×2008
Chimney SwiftApodidae102024+31%1975
Eastern KingbirdTyrannidae102024+30%1975
Common YellowthroatParulidae102024+208%1975
Yellow-breasted ChatIcteriidae102024+175%1975
Blue GrosbeakCardinalidae92024+16%1975
Summer TanagerCardinalidae92024+78%1975
Eastern PhoebeTyrannidae92024+800%2007
Great EgretArdeidae92024+175%1997
Turkey VultureCathartidae72024+218%1976
Downy WoodpeckerPicidae62024+9%1975
Carolina ChickadeeParidae62023+163%1976
Northern Rough-winged SwallowHirundinidae52024-16%1975
House SparrowPasseridae52022-63%1975

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