BirdAnalyst
BBS Route · Ohio · BCR 28

South Olive Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 99 species recorded across 21 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 →
21Years 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
4Observers

Bird Species Found on Ohio South Olive

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

Species recorded on the South Olive 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
Wood ThrushTurdidae472025-13%1996
American CrowCorvidae282025-24%1996
Mourning DoveColumbidae272025+6%1996
Red-eyed VireoVireonidae272025-34%1996
Indigo BuntingCardinalidae262025-55%1996
Canada GooseAnatidae262016+625%2005
American RobinTurdidae242025-36%1996
Northern CardinalCardinalidae222025+35%1996
Eastern TowheePasserellidae172025+11%1996
Field SparrowPasserellidae162025-60%1996
Barn SwallowHirundinidae162025-75%1996
White-eyed VireoVireonidae162025+6%1996
Common YellowthroatParulidae152025-43%1996
Red-bellied WoodpeckerPicidae142025+65%2002
Eastern Wood-PeweeTyrannidae122025-13%1996
Song SparrowPasserellidae122025-52%1996
American GoldfinchFringillidae112025+7%1996
Tufted TitmouseParidae112025+3%1996
Acadian FlycatcherTyrannidae102025+26%1996
OvenbirdParulidae102025+14%1996
Scarlet TanagerCardinalidae92025-52%1996
Turkey VultureCathartidae82025+46%1996
Blue JayCorvidae82025-13%1996
Eastern MeadowlarkIcteridae72025-60%1996
Northern MockingbirdMimidae72025-33%1996
European StarlingSturnidae62025-62%1996
Red-winged BlackbirdIcteridae62025-48%1996
Hooded WarblerParulidae62025+67%2002
Carolina ChickadeeParidae62025-32%1996
Chimney SwiftApodidae52025-64%1996
Yellow-breasted ChatIcteriidae52025-63%1996
Eastern BluebirdTurdidae52025-84%1996
Summer TanagerCardinalidae52009+17%2004
Blue-gray GnatcatcherPolioptilidae42025-74%2002
Rock PigeonColumbidae42009n/an/a
Cliff SwallowHirundinidae42014-60%2013
KilldeerCharadriidae32025-68%2002
House SparrowPasseridae32025-87%1996
Gray CatbirdMimidae32025-24%1996
Red-tailed HawkAccipitridae32025-54%2003

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