BirdAnalyst
BBS Route · North Carolina · BCR 27

Green Swamp Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 72 species recorded across 4 survey years, no longer active.

72Species 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 →
4Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2002–2006Span
1Observers

Bird Species Found on North Carolina Green Swamp

Top 40 of 72 species by most recent count. Each links to its species trend.

Species recorded on the Green Swamp 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
Prairie WarblerParulidae562006+30%2003
Great Crested FlycatcherTyrannidae452006+117%2003
Pine WarblerParulidae452006+0%2003
Eastern TowheePasserellidae432006-8%2003
Carolina WrenTroglodytidae432006+57%2003
Common YellowthroatParulidae242006-5%2003
Red-bellied WoodpeckerPicidae212006+121%2003
White IbisThreskiornithidae202006-20%2004
Blue-gray GnatcatcherPolioptilidae182006-48%2003
Northern CardinalCardinalidae152006-40%2003
Brown-headed CowbirdIcteridae142006+58%2003
Brown-headed NuthatchSittidae142006-7%2003
Yellow-breasted ChatIcteriidae132006+3%2003
Indigo BuntingCardinalidae122006-52%2003
Eastern Wood-PeweeTyrannidae112006-5%2003
Yellow-billed CuckooCuculidae102006+31%2003
Eastern KingbirdTyrannidae102006+100%2002
Summer TanagerCardinalidae102006+47%2003
Gray CatbirdMimidae102006+14%2003
Acadian FlycatcherTyrannidae92006+55%2003
American CrowCorvidae92006-79%2003
Mourning DoveColumbidae82006+127%2003
Downy WoodpeckerPicidae82006+33%2002
Tufted TitmouseParidae82006-72%2003
White-eyed VireoVireonidae72006+15%2003
Prothonotary WarblerParulidae72006-23%2003
Pileated WoodpeckerPicidae52006+125%2003
Northern BobwhiteOdontophoridae42006-18%2003
Turkey VultureCathartidae42003+33%2002
Red-headed WoodpeckerPicidae42006+0%2003
Red-eyed VireoVireonidae42006-40%2003
OvenbirdParulidae42006-50%2003
Wood ThrushTurdidae42004-20%2003
Common NighthawkCaprimulgidae32003+0%2002
Chipping SparrowPasserellidae32006+50%2003
Hooded WarblerParulidae32006-40%2002
Barred OwlStrigidae32004+200%2003
American RedstartParulidae32004+200%2003
European StarlingSturnidae32004n/an/a
Boat-tailed GrackleIcteridae32006n/an/a

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