BirdAnalyst
BBS Route · Alabama · BCR 28

Trade Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 100 species recorded across 50 survey years, still active.

100Species 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 →
50Years 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
5Observers

Bird Species Found on Alabama Trade

Top 40 of 100 species by most recent count. Each links to its species trend.

Species recorded on the Trade 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
Northern CardinalCardinalidae502024+31%1968
American CrowCorvidae402024-22%1968
Northern MockingbirdMimidae402024-42%1968
Carolina WrenTroglodytidae33202418×1968
Indigo BuntingCardinalidae322024-40%1968
Mourning DoveColumbidae232024-32%1968
Chipping SparrowPasserellidae192024+14%1968
Tufted TitmouseParidae19202413×1968
Barn SwallowHirundinidae192024+90%1970
Eastern MeadowlarkIcteridae172024-84%1968
Canada GooseAnatidae122022+200%2018
European StarlingSturnidae102024-33%1968
Eastern BluebirdTurdidae102024+0%1968
American RobinTurdidae92024-62%1968
Brown-headed NuthatchSittidae82019+11%1980
KilldeerCharadriidae72024-18%1969
Red-bellied WoodpeckerPicidae72024+28%1968
Blue JayCorvidae72024-52%1968
Eastern TowheePasserellidae72024-55%1968
Turkey VultureCathartidae72024-64%1975
Purple MartinHirundinidae72024-81%1969
Rock PigeonColumbidae7200516×1984
Great Crested FlycatcherTyrannidae62024+320%1976
Brown-headed CowbirdIcteridae52024+67%1968
Red-eyed VireoVireonidae52024-23%1969
Field SparrowPasserellidae42024-81%1968
Blue GrosbeakCardinalidae42024-7%1968
Prairie WarblerParulidae42023-30%1969
Brown ThrasherMimidae42024-69%1968
Carolina ChickadeeParidae42024+11%1968
Yellow-billed CuckooCuculidae42024-33%1969
Blue-gray GnatcatcherPolioptilidae42024+40%1977
Northern BobwhiteOdontophoridae32019-98%1968
Red-winged BlackbirdIcteridae32024-97%1968
Common GrackleIcteridae32024-78%1968
White-eyed VireoVireonidae32024+286%1968
Pine WarblerParulidae32024+13%1968
Wood ThrushTurdidae32024-76%1968
Ruby-throated HummingbirdTrochilidae32011+333%1979
House FinchFringillidae32024+300%1996

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