BirdAnalyst
BBS Route · Tennessee · BCR 24

Lewis Forest Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 107 species recorded across 55 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 →
55Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2025Span
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 SwallowHirundinidae272025+41%2001
American CrowCorvidae232025-48%1968
Indigo BuntingCardinalidae232025-58%1968
Northern CardinalCardinalidae212025-42%1968
Summer TanagerCardinalidae202025+129%1968
Tufted TitmouseParidae192025-16%1968
White-eyed VireoVireonidae182025+18%1968
Blue-gray GnatcatcherPolioptilidae152025+28%1968
Wood ThrushTurdidae152025-19%1968
Carolina WrenTroglodytidae142025+100%1968
Red-eyed VireoVireonidae132025+87%1968
Red-bellied WoodpeckerPicidae122025-31%1968
Mourning DoveColumbidae102025-84%1968
Yellow-breasted ChatIcteriidae102025-67%1968
Acadian FlycatcherTyrannidae92025+14%1968
Wood DuckAnatidae82019+56%1976
Yellow-billed CuckooCuculidae72025-45%1968
Blue JayCorvidae72025-89%1968
Chipping SparrowPasserellidae72025-29%1968
Yellow-throated VireoVireonidae72025+67%1968
Prairie WarblerParulidae72025-33%1968
American GoldfinchFringillidae62025-74%1968
Pied-billed GrebePodicipedidae61975n/an/a
Scarlet TanagerCardinalidae52025+86%1969
Eastern BluebirdTurdidae52025-25%1968
Northern ParulaParulidae52025+867%1973
Black VultureCathartidae52022+63%1996
Downy WoodpeckerPicidae42024-50%1968
Pileated WoodpeckerPicidae42025-63%1968
Eastern KingbirdTyrannidae42024-76%1968
Eastern MeadowlarkIcteridae42025-90%1968
Kentucky WarblerParulidae42025+15%1968
Northern MockingbirdMimidae42025-66%1968
Carolina ChickadeeParidae42025-60%1968
Tree SwallowHirundinidae42019+300%2008
Red-shouldered HawkAccipitridae32024+75%1973
Eastern PhoebeTyrannidae32025-50%1968
Barn SwallowHirundinidae32025-95%1968
Worm-eating WarblerParulidae32024+0%1968
Common YellowthroatParulidae32025-65%1968

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