BirdAnalyst
BBS Route · Ohio · BCR 22

Casstown Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 82 species recorded across 16 survey years, still active.

82Species 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 →
16Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2000–2024Span
3Observers

Bird Species Found on Ohio Casstown

Top 40 of 82 species by most recent count. Each links to its species trend.

Species recorded on the Casstown 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
European StarlingSturnidae2812024+95%2002
Red-winged BlackbirdIcteridae1002024-43%2002
American RobinTurdidae582024-44%2002
House SparrowPasseridae422024-53%2002
Chipping SparrowPasserellidae272024+72%2003
Song SparrowPasserellidae272024-33%2002
Mourning DoveColumbidae252024-36%2002
Horned LarkAlaudidae252024-48%2002
Common GrackleIcteridae202024-67%2002
KilldeerCharadriidae162024+19%2002
American CrowCorvidae142024-54%2002
Northern CardinalCardinalidae132024-23%2002
Indigo BuntingCardinalidae122024-2%2002
Barn SwallowHirundinidae122024-28%2002
Brown-headed CowbirdIcteridae92024+82%2002
Canada GooseAnatidae72023+114%2015
Blue JayCorvidae62024-36%2002
Common YellowthroatParulidae62024-24%2002
Northern House WrenTroglodytidae62024+7%2002
Ring-necked PheasantPhasianidae62015+13%2007
Eastern MeadowlarkIcteridae52024-77%2002
Cedar WaxwingBombycillidae52023+136%2002
Gray CatbirdMimidae52024+56%2002
Rock PigeonColumbidae52024-30%2010
Eastern KingbirdTyrannidae52023+200%2007
Eurasian Collared-DoveColumbidae52015n/an/a
Red-bellied WoodpeckerPicidae42024+29%2002
Eastern BluebirdTurdidae42024+9%2002
BobolinkIcteridae42002n/an/a
Baltimore OrioleIcteridae32024+0%2002
American GoldfinchFringillidae32024-77%2002
MallardAnatidae22017-64%2007
Turkey VultureCathartidae22024-60%2002
Chimney SwiftApodidae22024-42%2002
Great Crested FlycatcherTyrannidae22024+0%2002
House FinchFringillidae22024-74%2002
Vesper SparrowPasserellidae22001+100%2000
Savannah SparrowPasserellidae22015-60%2002
Field SparrowPasserellidae22024-5%2002
Tree SwallowHirundinidae22021-14%2007

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