BirdAnalyst
BBS Route · Illinois · BCR 22

Keithsburg Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 86 species recorded across 21 survey years, still active.

86Species 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 →
2001–2022Span
2Observers

Bird Species Found on Illinois Keithsburg

Top 40 of 86 species by most recent count. Each links to its species trend.

Species recorded on the Keithsburg 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
Red-winged BlackbirdIcteridae1042022-64%2003
American RobinTurdidae702022+15%2003
Mourning DoveColumbidae692022+13%2003
Barn SwallowHirundinidae402022-21%2003
House SparrowPasseridae382022-14%2003
DickcisselCardinalidae292022+53%2003
KilldeerCharadriidae252022+4%2003
Brown-headed CowbirdIcteridae202022-11%2003
Indigo BuntingCardinalidae142022-36%2003
Ring-necked PheasantPhasianidae132022+28%2003
Eastern MeadowlarkIcteridae122022-14%2003
European StarlingSturnidae112022-97%2003
Chipping SparrowPasserellidae112022+0%2003
Common GrackleIcteridae92022-86%2003
Common YellowthroatParulidae92022-21%2003
Eurasian Tree SparrowPasseridae92022+150%2005
Gray CatbirdMimidae92022+31%2003
MallardAnatidae92019+280%2009
Horned LarkAlaudidae82022-79%2003
Northern House WrenTroglodytidae82022-29%2003
Northern BobwhiteOdontophoridae72022-40%2003
Northern CardinalCardinalidae72022-41%2003
Bank SwallowHirundinidae72009n/an/a
American CrowCorvidae62022-72%2003
Eastern KingbirdTyrannidae42021-36%2005
Western MeadowlarkIcteridae42022-58%2003
Field SparrowPasserellidae42022-20%2003
Cedar WaxwingBombycillidae42018+75%2005
Cliff SwallowHirundinidae42022+182%2006
Sedge WrenTroglodytidae42007+300%2006
Red-headed WoodpeckerPicidae32019+67%2004
Chimney SwiftApodidae32017-61%2003
Great Crested FlycatcherTyrannidae32022+100%2004
Blue JayCorvidae32022-44%2003
Baltimore OrioleIcteridae32021-50%2005
Song SparrowPasserellidae32022-74%2003
Eastern TowheePasserellidae32021+40%2004
Black-capped ChickadeeParidae32021-38%2003
Upland SandpiperScolopacidae32021+200%2011
Wilson's SnipeScolopacidae22001n/an/a

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