BirdAnalyst
BBS Route · Alabama · BCR 27

Holt Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 92 species recorded across 32 survey years, still active.

92Species 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 →
32Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1993–2025Span
3Observers

Bird Species Found on Alabama Holt

Top 40 of 92 species by most recent count. Each links to its species trend.

Species recorded on the Holt 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 CardinalCardinalidae632025+152%1995
Cliff SwallowHirundinidae552025+44%2005
White-eyed VireoVireonidae532025+311%1995
American CrowCorvidae512025+244%1995
Indigo BuntingCardinalidae472025-21%1995
Pine WarblerParulidae382025+121%1995
Red-eyed VireoVireonidae352025+75%1995
Prairie WarblerParulidae342025+71%1995
Yellow-breasted ChatIcteriidae322025-27%1995
Carolina WrenTroglodytidae272025+45%1995
Tufted TitmouseParidae242025+31%1995
Blue-gray GnatcatcherPolioptilidae222025+43%1995
Hooded WarblerParulidae182025+157%1995
Summer TanagerCardinalidae172025+16%1995
Mourning DoveColumbidae162025-12%1995
Brown-headed CowbirdIcteridae152025+325%1996
Yellow-billed CuckooCuculidae142025+150%1995
Great Crested FlycatcherTyrannidae142025+15%1995
Carolina ChickadeeParidae132025-15%1995
Northern ParulaParulidae132025+575%2005
Wood ThrushTurdidae122025+3%1995
Cedar WaxwingBombycillidae122003n/an/a
Chipping SparrowPasserellidae112025+318%1995
Blue JayCorvidae102025-29%1995
Northern MockingbirdMimidae102025-6%1995
Red-bellied WoodpeckerPicidae82025+160%1995
Eastern BluebirdTurdidae82025+52%1995
Pileated WoodpeckerPicidae72025+38%1995
Orchard OrioleIcteridae72025+33%1995
Yellow-throated VireoVireonidae72025+280%1996
Worm-eating WarblerParulidae72025+250%2000
Red-headed WoodpeckerPicidae62025+71%1995
Chimney SwiftApodidae62025+0%1995
American GoldfinchFringillidae62025+7%1995
Blue GrosbeakCardinalidae62025-33%1995
Kentucky WarblerParulidae62024+83%1995
Swainson's WarblerParulidae52025+467%2007
Eastern PhoebeTyrannidae42025+260%1996
Eastern Wood-PeweeTyrannidae42025-10%1995
Eastern TowheePasserellidae42025-68%1995

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