BirdAnalyst
BBS Route · Kentucky · BCR 24

Porter Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 99 species recorded across 54 survey years, still active.

99Species 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 →
54Years 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
5Observers

Bird Species Found on Kentucky Porter

Top 40 of 99 species by most recent count. Each links to its species trend.

Species recorded on the Porter 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
American CrowCorvidae322025-68%1968
Indigo BuntingCardinalidae312025-80%1968
Northern CardinalCardinalidae282025-60%1968
Common GrackleIcteridae222025-89%1968
Field SparrowPasserellidae182025-91%1968
Rock PigeonColumbidae152021+338%1970
Mourning DoveColumbidae152025+22%1968
Common YellowthroatParulidae142025-57%1968
Tufted TitmouseParidae142025-45%1968
Turkey VultureCathartidae132025+171%1969
Red-bellied WoodpeckerPicidae122025+6%1968
Orchard OrioleIcteridae122025-65%1968
Chimney SwiftApodidae112025-70%1968
Red-winged BlackbirdIcteridae112025-73%1968
Eastern TowheePasserellidae112025-81%1968
Eastern KingbirdTyrannidae102025-47%1968
Yellow-breasted ChatIcteriidae102025-86%1968
Cliff SwallowHirundinidae102025+325%2004
Blue JayCorvidae92025-64%1968
Chipping SparrowPasserellidae92025-71%1968
Red-eyed VireoVireonidae92025-3%1968
American RobinTurdidae92025-64%1968
Yellow-billed CuckooCuculidae82025-74%1968
Eastern Wood-PeweeTyrannidae82025-70%1968
Carolina WrenTroglodytidae82025-9%1968
Blue GrosbeakCardinalidae82025+83%1987
White-breasted NuthatchSittidae82025+867%1989
Barn SwallowHirundinidae62025-58%1968
Prairie WarblerParulidae62025-17%1968
Wood ThrushTurdidae62025+50%1968
Northern House WrenTroglodytidae62025+75%1980
European StarlingSturnidae52025-92%1968
Song SparrowPasserellidae52025+23%1968
Cedar WaxwingBombycillidae52025+29%1971
White-eyed VireoVireonidae52025-48%1968
Brown ThrasherMimidae52024-21%1968
Northern ParulaParulidae52025+200%1996
Great Crested FlycatcherTyrannidae42025-84%1968
Purple MartinHirundinidae42025+50%1974
Blue-winged WarblerParulidae42025+60%1968

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