BirdAnalyst
BBS Route · North Carolina · BCR 27

Milltail Cr Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 105 species recorded across 31 survey years, still active.

105Species 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 →
31Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1992–2025Span
1Observers

Bird Species Found on North Carolina Milltail Cr

Top 40 of 105 species by most recent count. Each links to its species trend.

Species recorded on the Milltail Cr 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
Carolina WrenTroglodytidae852025+36%1994
Prothonotary WarblerParulidae672025-13%1994
Common YellowthroatParulidae522025-40%1994
White IbisThreskiornithidae38202117×2002
Prairie WarblerParulidae372025-70%1994
Great Crested FlycatcherTyrannidae362025+27%1994
Mourning DoveColumbidae352025+76%1994
Common GrackleIcteridae322025+124%1994
Red-bellied WoodpeckerPicidae302025+100%1994
Pileated WoodpeckerPicidae242025-16%1994
Laughing GullLaridae232025-45%1994
Gray CatbirdMimidae212025-71%1994
Northern CardinalCardinalidae202025-31%1994
Eastern TowheePasserellidae182025-54%1994
Yellow-billed CuckooCuculidae172025+8%1994
Brown-headed CowbirdIcteridae142025-42%1994
Barn SwallowHirundinidae142025+0%1994
Least TernLaridae142005-42%1996
Indigo BuntingCardinalidae122025+44%1994
Northern BobwhiteOdontophoridae112025-25%1994
Boat-tailed GrackleIcteridae112025+90%1994
Purple MartinHirundinidae82025+122%1995
Turkey VultureCathartidae82025+143%1998
Brown PelicanPelecanidae72025-9%1994
Carolina ChickadeeParidae72025-44%1994
Red-headed WoodpeckerPicidae72025+275%1998
American CrowCorvidae62025-41%1994
Blue GrosbeakCardinalidae62025+0%1995
European StarlingSturnidae62025+15%1995
Black-billed CuckooCuculidae61997n/an/a
Royal TernLaridae52025-33%1994
Double-crested CormorantPhalacrocoracidae52025-76%1997
Eastern MeadowlarkIcteridae52025+36%1995
American Black DuckAnatidae42007+300%2005
Little Blue HeronArdeidae42008+0%2006
White-eyed VireoVireonidae32025-65%1994
Hooded WarblerParulidae32025-88%1994
Forster's TernLaridae32025-31%2000
Black VultureCathartidae32006+200%1996
Chimney SwiftApodidae32025-30%2006

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