BirdAnalyst
BBS Route · Virginia · BCR 28

Bald Knob Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 72 species recorded across 30 survey years, still 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 →
30Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1992–2024Span
2Observers

Bird Species Found on Virginia Bald Knob

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

Species recorded on the Bald Knob 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
OvenbirdParulidae492024+112%1994
Red-eyed VireoVireonidae382024+18%1994
Eastern Wood-PeweeTyrannidae272024+115%1994
Scarlet TanagerCardinalidae242024+128%1994
Wood ThrushTurdidae242024+20%1994
Acadian FlycatcherTyrannidae192024+21%1994
American RedstartParulidae162024+47%1994
Tufted TitmouseParidae122024+129%1994
Hooded WarblerParulidae112024+38%1994
VeeryTurdidae112024-24%1994
American CrowCorvidae92024-69%1994
Blue-headed VireoVireonidae72024+217%1994
Worm-eating WarblerParulidae72024+13%1994
Black-and-white WarblerParulidae62024+186%1994
American RobinTurdidae52024+550%1999
Louisiana WaterthrushParulidae52024+225%1995
Rose-breasted GrosbeakCardinalidae42024-42%1994
Carolina ChickadeeParidae42024+55%1995
Mourning DoveColumbidae42024+175%1998
Carolina WrenTroglodytidae42024+40%1999
American WoodcockScolopacidae42022n/an/a
Downy WoodpeckerPicidae32024-33%1994
Pileated WoodpeckerPicidae32024-10%1995
Indigo BuntingCardinalidae32024-32%1994
White-breasted NuthatchSittidae32024+67%1995
Black-throated Blue WarblerParulidae32024+22%1996
Hairy WoodpeckerPicidae32023+0%2001
Cedar WaxwingBombycillidae32023-13%2006
Turkey VultureCathartidae22016+0%2002
Eastern TowheePasserellidae22024-25%1994
Northern CardinalCardinalidae22024+40%1996
Black-throated Green WarblerParulidae22024-40%1994
Blue-gray GnatcatcherPolioptilidae22024-54%1995
Red-bellied WoodpeckerPicidae22023-10%1996
Common RavenCorvidae22024-38%1999
Wild TurkeyPhasianidae22024+33%2003
Pine WarblerParulidae22023-56%2000
Blackburnian WarblerParulidae22022+33%2001
Ruby-throated HummingbirdTrochilidae22019+33%2012
Red-tailed HawkAccipitridae12023+0%2016

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