BirdAnalyst
BBS Route · North Carolina · BCR 29

Arcola Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 106 species recorded across 52 survey years, still active.

106Species 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 →
52Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1971–2025Span
2Observers

Bird Species Found on North Carolina Arcola

Top 40 of 106 species by most recent count. Each links to its species trend.

Species recorded on the Arcola 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 SwallowHirundinidae932025+92%1973
Red-eyed VireoVireonidae562025+144%1973
American CrowCorvidae452025+16%1973
Mourning DoveColumbidae342025-17%1973
Pine WarblerParulidae342025+54%1973
Carolina WrenTroglodytidae342025+54%1973
Northern CardinalCardinalidae222025-3%1973
Barn SwallowHirundinidae212025-75%1973
Canada GooseAnatidae202024+483%1998
Chipping SparrowPasserellidae182025-35%1973
Eastern BluebirdTurdidae172025+346%1973
OvenbirdParulidae162025+26%1973
Tufted TitmouseParidae152025+55%1973
Northern MockingbirdMimidae142025-61%1973
American RobinTurdidae122025-39%1973
Yellow-throated WarblerParulidae112025+213%1974
White-eyed VireoVireonidae112025+317%1974
Fish CrowCorvidae102025+160%1977
Black VultureCathartidae102025+350%1977
Wood ThrushTurdidae92025-74%1973
European StarlingSturnidae82025-65%1973
Common GrackleIcteridae82025-65%1973
Indigo BuntingCardinalidae82025-61%1973
Great Crested FlycatcherTyrannidae72025+57%1973
Hooded WarblerParulidae72025+163%1973
Brown-headed CowbirdIcteridae62025-36%1973
American GoldfinchFringillidae62025-25%1973
Blue GrosbeakCardinalidae62025-46%1973
Northern Rough-winged SwallowHirundinidae62025+60%1973
Yellow-throated VireoVireonidae62025+100%1973
Gray CatbirdMimidae62025-18%1973
Blue-gray GnatcatcherPolioptilidae62025+54%1973
Acadian FlycatcherTyrannidae52025-36%1973
Blue JayCorvidae52025-83%1973
Eastern TowheePasserellidae52025-82%1973
Cedar WaxwingBombycillidae52023+22%1993
Purple MartinHirundinidae42025+133%1974
Common YellowthroatParulidae42025-84%1973
Yellow-breasted ChatIcteriidae42025-39%1973
Carolina ChickadeeParidae42025-53%1973

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