BirdAnalyst
BBS Route · North Carolina · BCR 27

Dudley Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 90 species recorded across 23 survey years, still active.

90Species 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 →
23Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2002–2025Span
1Observers

Bird Species Found on North Carolina Dudley

Top 40 of 90 species by most recent count. Each links to its species trend.

Species recorded on the Dudley 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 CrowCorvidae962025+132%2004
Mourning DoveColumbidae862025-36%2004
Northern MockingbirdMimidae412025-8%2004
Carolina WrenTroglodytidae412025+149%2004
Northern CardinalCardinalidae402025-18%2004
Indigo BuntingCardinalidae302025-10%2004
Chipping SparrowPasserellidae282025+42%2004
Eastern BluebirdTurdidae242025+40%2004
European StarlingSturnidae232025-71%2004
Eastern KingbirdTyrannidae212025+78%2004
Red-bellied WoodpeckerPicidae202025+22%2004
KilldeerCharadriidae192025+49%2004
Red-winged BlackbirdIcteridae192025-25%2004
Tufted TitmouseParidae192025+12%2004
Brown-headed CowbirdIcteridae152025+4%2004
Blue GrosbeakCardinalidae152025+400%2004
Blue-gray GnatcatcherPolioptilidae152025+50%2004
House SparrowPasseridae122025-54%2004
Carolina ChickadeeParidae122025+50%2004
Canada GooseAnatidae102023+500%2004
Great Crested FlycatcherTyrannidae102025+173%2005
Blue JayCorvidae102025-52%2004
Barn SwallowHirundinidae102025-46%2004
Eastern Wood-PeweeTyrannidae82025-38%2004
Orchard OrioleIcteridae82025-66%2004
Eastern MeadowlarkIcteridae72025-29%2004
Common GrackleIcteridae72025-93%2004
Red-eyed VireoVireonidae72025+125%2004
Pine WarblerParulidae72025+140%2019
Northern BobwhiteOdontophoridae62025-59%2004
Horned LarkAlaudidae62025+83%2004
Summer TanagerCardinalidae52025+83%2004
Common YellowthroatParulidae52025+22%2004
Brown ThrasherMimidae52025+17%2004
Chimney SwiftApodidae42024-51%2004
Turkey VultureCathartidae42025+67%2005
Acadian FlycatcherTyrannidae42025+0%2007
Pileated WoodpeckerPicidae42025+80%2013
Yellow-billed CuckooCuculidae32025-28%2004
House FinchFringillidae32025+19%2004

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14. A route is a sample, not a census.