BirdAnalyst
BBS Route · Illinois · BCR 22

Eldred Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 101 species recorded across 28 survey years, still active.

101Species 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 →
28Years 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 Illinois Eldred

Top 40 of 101 species by most recent count. Each links to its species trend.

Species recorded on the Eldred 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
Canada GooseAnatidae5092025+643%2002
Red-winged BlackbirdIcteridae1062025-54%1995
Indigo BuntingCardinalidae562025+2%1995
Mourning DoveColumbidae532025-19%1995
American RobinTurdidae532025-17%1995
Cliff SwallowHirundinidae402025+568%2003
Northern CardinalCardinalidae362025+4%1995
Barn SwallowHirundinidae352025-50%1995
DickcisselCardinalidae332025+23%1995
Eastern Wood-PeweeTyrannidae312025+150%1995
Northern Rough-winged SwallowHirundinidae312025+555%1995
House SparrowPasseridae242025-34%1995
Blue JayCorvidae222025-36%1995
Red-bellied WoodpeckerPicidae212025-24%1995
European StarlingSturnidae212025-76%1995
Turkey VultureCathartidae192025+158%1997
Brown-headed CowbirdIcteridae192025-36%1996
Carolina WrenTroglodytidae182025-32%1995
American GoldfinchFringillidae142025-37%1995
Common YellowthroatParulidae142025-14%1995
Chipping SparrowPasserellidae112025-8%1995
Song SparrowPasserellidae102025-50%1995
Eastern PhoebeTyrannidae92025-6%1995
Rock PigeonColumbidae82021+20%1995
Eastern KingbirdTyrannidae82025+67%1996
Eastern MeadowlarkIcteridae82025-64%1995
Tufted TitmouseParidae82025-68%1995
Great Crested FlycatcherTyrannidae72025+22%1995
American CrowCorvidae72025-84%1995
Gray CatbirdMimidae72025+46%1995
Blue GrosbeakCardinalidae72025+325%2005
Northern BobwhiteOdontophoridae62025-36%1995
Summer TanagerCardinalidae62025+100%1996
KilldeerCharadriidae52025+123%1995
Baltimore OrioleIcteridae52025-82%1995
Warbling VireoVireonidae52025-4%1995
Yellow WarblerParulidae52025+250%2011
Eurasian Collared-DoveColumbidae52025+0%2017
Red-tailed HawkAccipitridae42021+29%1995
Pileated WoodpeckerPicidae42025+100%1998

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