BirdAnalyst
BBS Route · Tennessee · BCR 24

Lewis Forest Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 107 species recorded across 54 survey years, still active.

107Species 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 →
54Years 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
4Observers

Bird Species Found on Tennessee Lewis Forest

Top 40 of 107 species by most recent count. Each links to its species trend.

Species recorded on the Lewis Forest 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 SwallowHirundinidae602024+62%2001
Red-eyed VireoVireonidae242024+129%1968
American CrowCorvidae232024-47%1968
Indigo BuntingCardinalidae222024-60%1968
Northern CardinalCardinalidae172024-49%1968
White-eyed VireoVireonidae142024+15%1968
Carolina WrenTroglodytidae132024+68%1968
Blue-gray GnatcatcherPolioptilidae122024+6%1968
Wood ThrushTurdidae122024-36%1968
Eastern BluebirdTurdidae122024-22%1968
Northern ParulaParulidae12202413×1973
Tufted TitmouseParidae112024-6%1968
Summer TanagerCardinalidae102024+59%1968
Mourning DoveColumbidae82024-82%1968
Red-bellied WoodpeckerPicidae82024-57%1968
Acadian FlycatcherTyrannidae82024+14%1968
Wood DuckAnatidae82019+56%1976
Yellow-billed CuckooCuculidae72024-40%1968
Yellow-throated VireoVireonidae72024+0%1968
Hooded WarblerParulidae62024+183%1969
Pied-billed GrebePodicipedidae61975n/an/a
Eastern Wood-PeweeTyrannidae52024-61%1968
Kentucky WarblerParulidae52024+69%1968
Common YellowthroatParulidae52024-61%1968
Northern MockingbirdMimidae52024-75%1968
White-breasted NuthatchSittidae52024+140%1973
Black VultureCathartidae52022+63%1996
Downy WoodpeckerPicidae42024-50%1968
Eastern KingbirdTyrannidae42024-76%1968
Brown-headed CowbirdIcteridae42024-73%1968
Eastern MeadowlarkIcteridae42024-92%1968
Prairie WarblerParulidae42023-17%1968
Yellow-breasted ChatIcteriidae42024-69%1968
American RobinTurdidae42024-83%1968
Tree SwallowHirundinidae42019+300%2008
Red-shouldered HawkAccipitridae32024+75%1973
Blue JayCorvidae32024-89%1968
Chipping SparrowPasserellidae32024-18%1968
Worm-eating WarblerParulidae32024+0%1968
Gray CatbirdMimidae32010-73%1968

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