BirdAnalyst
BBS Route · North Carolina · BCR 27

Maple Hill 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 →
1995–2023Span
2Observers

Bird Species Found on North Carolina Maple Hill

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

Species recorded on the Maple Hill 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 CardinalCardinalidae502023+32%2000
Carolina WrenTroglodytidae502023+43%2000
Great Crested FlycatcherTyrannidae362023+73%2000
American CrowCorvidae292023-35%2000
Northern MockingbirdMimidae292023+36%2000
European StarlingSturnidae282023+75%2000
Pine WarblerParulidae282023+158%2000
Double-crested CormorantPhalacrocoracidae27202327×2017
White-eyed VireoVireonidae252023+47%2000
Brown-headed CowbirdIcteridae242023+100%2000
Tufted TitmouseParidae232023+30%2000
Mourning DoveColumbidae222023-28%2000
Blue-gray GnatcatcherPolioptilidae202023+24%2000
Blue GrosbeakCardinalidae192023+35%2000
Turkey VultureCathartidae182023+131%2000
Eastern BluebirdTurdidae182023+116%2000
Summer TanagerCardinalidae172023+114%2000
Eastern TowheePasserellidae162023-64%2000
OvenbirdParulidae142023+191%2000
Red-bellied WoodpeckerPicidae132023+43%2000
Indigo BuntingCardinalidae122023-67%2000
Yellow-throated WarblerParulidae122023+222%2000
Blue JayCorvidae112023-43%2000
Common GrackleIcteridae112023+30%2000
Prothonotary WarblerParulidae112023+155%2000
KilldeerCharadriidae112023+28%2003
Orchard OrioleIcteridae102023-15%2000
Purple MartinHirundinidae102023-65%2000
Carolina ChickadeeParidae82023+88%2000
Red-winged BlackbirdIcteridae82023+60%2002
Eastern KingbirdTyrannidae72023-14%2000
Barn SwallowHirundinidae72023+23%2000
Downy WoodpeckerPicidae62023+18%2001
Pileated WoodpeckerPicidae62023+17%2000
Chimney SwiftApodidae62023+114%2001
Brown-headed NuthatchSittidae62023-18%2000
Chuck-will's-widowCaprimulgidae62023+63%2002
Red-eyed VireoVireonidae52023-32%2000
Prairie WarblerParulidae52023-33%2000
Common YellowthroatParulidae52023-73%2000

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