BirdAnalyst
BBS Route · Tennessee · BCR 24

Collinwood Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 112 species recorded across 53 survey years, still active.

112Species 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 →
53Years 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
11Observers

Bird Species Found on Tennessee Collinwood

Top 40 of 112 species by most recent count. Each links to its species trend.

Species recorded on the Collinwood 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 SwallowHirundinidae192202486×1977
European StarlingSturnidae137202412×1968
Indigo BuntingCardinalidae792024+36%1968
American CrowCorvidae772024+131%1968
Northern CardinalCardinalidae512024+60%1968
Barn SwallowHirundinidae462024-9%1968
Red-eyed VireoVireonidae432024+386%1968
Carolina WrenTroglodytidae402024+274%1968
Eastern BluebirdTurdidae402024+126%1968
White-eyed VireoVireonidae392024+148%1968
American RobinTurdidae392024+888%1968
Eastern MeadowlarkIcteridae372024+18%1968
Northern MockingbirdMimidae362024+120%1968
Mourning DoveColumbidae312024+54%1968
American GoldfinchFringillidae312024+117%1968
Tufted TitmouseParidae312024+215%1968
Yellow-breasted ChatIcteriidae262024-8%1968
Summer TanagerCardinalidae252024+24%1968
Chipping SparrowPasserellidae232024+109%1968
Northern ParulaParulidae20202416×1982
House FinchFringillidae202024+411%2000
Acadian FlycatcherTyrannidae192024+814%1968
Red-winged BlackbirdIcteridae192024+63%1968
Field SparrowPasserellidae192024-34%1968
Common YellowthroatParulidae192024-27%1968
Red-bellied WoodpeckerPicidae182024+215%1968
Wood ThrushTurdidae182024+138%1968
Common GrackleIcteridae172024-39%1968
Eastern TowheePasserellidae172024-2%1968
Blue JayCorvidae162024-32%1968
Carolina ChickadeeParidae162024+633%1969
Downy WoodpeckerPicidae132024+218%1968
Blue GrosbeakCardinalidae132024+181%1969
Brown ThrasherMimidae132024+96%1968
Chimney SwiftApodidae122024-9%1968
Brown-headed CowbirdIcteridae122024+14%1968
Yellow-throated VireoVireonidae122024+440%1972
Kentucky WarblerParulidae122024+62%1968
KilldeerCharadriidae122024+533%1971
Yellow-billed CuckooCuculidae112024-29%1968

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