BirdAnalyst
BBS Route · Illinois · BCR 24

Brnt Prairie Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 104 species recorded across 47 survey years, still active.

104Species 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 →
47Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1976–2025Span
3Observers

Bird Species Found on Illinois Brnt Prairie

Top 40 of 104 species by most recent count. Each links to its species trend.

Species recorded on the Brnt Prairie 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
Northern CardinalCardinalidae862025+100%1978
Red-winged BlackbirdIcteridae822025-65%1978
Indigo BuntingCardinalidae672025+76%1978
DickcisselCardinalidae632025+177%1978
Common YellowthroatParulidae432025+110%1978
Song SparrowPasserellidae392025+21%1978
American CrowCorvidae302025+203%1978
Mourning DoveColumbidae252025-53%1978
American RobinTurdidae232025+14%1978
Barn SwallowHirundinidae212025-79%1978
KilldeerCharadriidae20202520×1978
Chipping SparrowPasserellidae192025+600%1978
European StarlingSturnidae182025-4%1978
Field SparrowPasserellidae172025+57%1978
Carolina WrenTroglodytidae162025+55%1979
Northern BobwhiteOdontophoridae152025-52%1978
Horned LarkAlaudidae142025+29%1978
Tufted TitmouseParidae132025+71%1978
Eastern Wood-PeweeTyrannidae122025+18%1978
Yellow-breasted ChatIcteriidae102025+31%1978
Blue GrosbeakCardinalidae102025+933%1983
Cliff SwallowHirundinidae102025+170%2010
Eastern MeadowlarkIcteridae92025-61%1978
Northern MockingbirdMimidae72025-38%1978
Cedar WaxwingBombycillidae62025+100%1987
Red-bellied WoodpeckerPicidae52025-56%1978
Eastern KingbirdTyrannidae52025+15%1978
Warbling VireoVireonidae52025+20%1978
Eastern BluebirdTurdidae52025+138%1981
White-breasted NuthatchSittidae52025+14%1979
Brown-headed CowbirdIcteridae42025-53%1978
Common GrackleIcteridae42025-96%1978
House SparrowPasseridae42025-97%1978
Eastern PhoebeTyrannidae42025+200%1983
Carolina ChickadeeParidae42025+22%1980
Northern ParulaParulidae42025+200%2002
Wild TurkeyPhasianidae42025+150%2019
Chimney SwiftApodidae32022-77%1978
Great Crested FlycatcherTyrannidae32025-61%1978
Blue JayCorvidae32025-55%1978

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