BirdAnalyst
BBS Route · Tennessee · BCR 28

Oliver Spgs Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 107 species recorded across 56 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 →
56Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2022Span
2Observers

Bird Species Found on Tennessee Oliver Spgs

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

Species recorded on the Oliver Spgs 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
European StarlingSturnidae492022+9%1968
Mourning DoveColumbidae392022+10%1968
Northern CardinalCardinalidae362022+14%1968
American CrowCorvidae292022-52%1968
Song SparrowPasserellidae282022+296%1968
American RobinTurdidae282022+103%1968
Carolina WrenTroglodytidae262022+211%1968
Indigo BuntingCardinalidae212022-50%1968
Chipping SparrowPasserellidae192022+26%1968
Red-bellied WoodpeckerPicidae182022+167%1968
Tufted TitmouseParidae172022+6%1968
Eastern PhoebeTyrannidae162022+233%1968
Wood ThrushTurdidae162022-33%1968
Red-winged BlackbirdIcteridae152022-27%1968
Carolina ChickadeeParidae152022+65%1968
Red-eyed VireoVireonidae132022+96%1968
White-eyed VireoVireonidae132022+105%1968
Yellow-throated WarblerParulidae132022+83%1968
Blue-gray GnatcatcherPolioptilidae132022+133%1969
Blue JayCorvidae112022-31%1968
Northern MockingbirdMimidae112022+13%1968
Rock PigeonColumbidae102022+31%1968
White-breasted NuthatchSittidae102022+633%1969
Scarlet TanagerCardinalidae92022+340%1968
Cedar WaxwingBombycillidae92022+85%1971
Northern ParulaParulidae92022+767%1977
Barn SwallowHirundinidae82022-42%1968
Brown ThrasherMimidae82022+50%1968
Chimney SwiftApodidae72022-15%1968
House SparrowPasseridae72022-63%1968
Eastern BluebirdTurdidae72022+43%1968
Downy WoodpeckerPicidae62022+7%1968
Turkey VultureCathartidae52021+225%1969
Eastern MeadowlarkIcteridae52022-88%1968
Eastern TowheePasserellidae52022-35%1968
House FinchFringillidae52022+175%1989
Wild TurkeyPhasianidae52009+400%2007
Eastern Wood-PeweeTyrannidae42021-82%1968
American GoldfinchFringillidae42022-40%1968
Field SparrowPasserellidae42022-68%1968

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