BirdAnalyst
BBS Route · South Carolina · BCR 27

Red Bluff Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 78 species recorded across 12 survey years, still active.

78Species 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 →
12Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1996–2025Span
4Observers

Bird Species Found on South Carolina Red Bluff

Top 40 of 78 species by most recent count. Each links to its species trend.

Species recorded on the Red Bluff 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 CardinalCardinalidae522025+109%1998
Northern MockingbirdMimidae452025+77%1998
Mourning DoveColumbidae362025+233%1998
Carolina WrenTroglodytidae362025+991%1998
Tufted TitmouseParidae262025+81%1998
American CrowCorvidae252025+207%1998
Red-bellied WoodpeckerPicidae162025+364%1998
Brown ThrasherMimidae152025+88%2006
European StarlingSturnidae142025-67%1998
Turkey VultureCathartidae132025+287%2006
Great Crested FlycatcherTyrannidae122025+84%1998
Common GrackleIcteridae122025-71%1998
Eastern BluebirdTurdidae122025+86%1998
Blue JayCorvidae112025-6%1998
Chipping SparrowPasserellidae112025+40%1998
Blue-gray GnatcatcherPolioptilidae112025+88%1998
Brown-headed CowbirdIcteridae102025+40%1998
Northern ParulaParulidae102025+46%1998
Carolina ChickadeeParidae92025+108%1998
Western Cattle-EgretArdeidae92025-58%2021
Purple MartinHirundinidae82025-61%1998
Pine WarblerParulidae82025+86%1998
Mississippi KiteAccipitridae82025+400%2022
Fish CrowCorvidae62025+220%1998
Barn SwallowHirundinidae62025+5%1998
House FinchFringillidae52025-21%2022
Blue GrosbeakCardinalidae42025+27%1998
KilldeerCharadriidae42025-10%2017
Black VultureCathartidae42025+75%2018
Downy WoodpeckerPicidae32025+133%1998
Eastern KingbirdTyrannidae32025+0%1998
Indigo BuntingCardinalidae32025-77%1998
Yellow-throated VireoVireonidae32025+100%2006
Wood StorkCiconiidae32024+200%2021
Chuck-will's-widowCaprimulgidae32023n/an/a
Green HeronArdeidae22023-25%1997
Red-shouldered HawkAccipitridae22025-17%2018
Yellow-billed CuckooCuculidae22025-79%1998
Red-headed WoodpeckerPicidae22025+225%1998
Acadian FlycatcherTyrannidae22024-33%2006

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