BirdAnalyst
BBS Route · Tennessee · BCR 27

Silerton Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 110 species recorded across 57 survey years, still active.

110Species 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 →
57Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2024Span
8Observers

Bird Species Found on Tennessee Silerton

Top 40 of 110 species by most recent count. Each links to its species trend.

Species recorded on the Silerton 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
Cliff SwallowHirundinidae100202433×2022
American CrowCorvidae512024+233%1968
Indigo BuntingCardinalidae452024+127%1968
Northern CardinalCardinalidae342024+6%1968
White-eyed VireoVireonidae302024+910%1968
Barn SwallowHirundinidae292024+20%1968
Carolina WrenTroglodytidae292024+536%1968
Yellow-breasted ChatIcteriidae262024+188%1968
Red-eyed VireoVireonidae232024+714%1970
Northern ParulaParulidae23202428×1973
Common YellowthroatParulidae222024+23%1968
Mourning DoveColumbidae192024-46%1968
Eastern Wood-PeweeTyrannidae182024+617%1970
Red-bellied WoodpeckerPicidae172024+300%1969
Kentucky WarblerParulidae172024+550%1971
Tufted TitmouseParidae152024+40%1968
Summer TanagerCardinalidae152024+800%1971
Chipping SparrowPasserellidae142024+410%1979
Northern MockingbirdMimidae122024-68%1968
Eastern BluebirdTurdidae122024+256%1969
Blue GrosbeakCardinalidae122024+900%1974
Acadian FlycatcherTyrannidae12202416×1976
Wood ThrushTurdidae112024+135%1969
Blue-gray GnatcatcherPolioptilidae112024+267%1977
Eastern PhoebeTyrannidae102024+186%1970
Blue JayCorvidae102024-68%1968
European StarlingSturnidae102024-6%1968
Rock PigeonColumbidae102015+140%1976
Downy WoodpeckerPicidae92024+286%1970
American RobinTurdidae92024+71%1968
Yellow-throated VireoVireonidae92024+267%1975
Yellow-billed CuckooCuculidae82024+125%1968
Chimney SwiftApodidae72024-33%1968
Orchard OrioleIcteridae72024+325%1968
Prothonotary WarblerParulidae72024+367%1969
Eastern TowheePasserellidae62024-23%1968
Brown ThrasherMimidae62024-31%1968
Brown-headed CowbirdIcteridae62024+125%1969
Purple MartinHirundinidae62024+7%1969
Carolina ChickadeeParidae62024+175%1971

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