BirdAnalyst
BBS Route · Illinois · BCR 22

Cameron Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 89 species recorded across 55 survey years, still active.

89Species 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 →
55Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2025Span
5Observers

Bird Species Found on Illinois Cameron

Top 40 of 89 species by most recent count. Each links to its species trend.

Species recorded on the Cameron 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
American RobinTurdidae1102025+181%1971
Red-winged BlackbirdIcteridae1062025-28%1971
House SparrowPasseridae662025-52%1971
European StarlingSturnidae582025-80%1971
Mourning DoveColumbidae352025+20%1971
Common GrackleIcteridae352025-56%1971
DickcisselCardinalidae342025-42%1971
Canada GooseAnatidae31202529×2002
Barn SwallowHirundinidae302025+72%1971
Eastern MeadowlarkIcteridae292025-47%1971
Chipping SparrowPasserellidae23202512×1973
Brown-headed CowbirdIcteridae202025+200%1972
Eurasian Tree SparrowPasseridae18202519×2009
Northern House WrenTroglodytidae142025+156%1971
Indigo BuntingCardinalidae132025+83%1971
American GoldfinchFringillidae132025+200%1972
Song SparrowPasserellidae122025-7%1971
Common YellowthroatParulidae112025+33%1971
KilldeerCharadriidae11202513×1975
Horned LarkAlaudidae92025-72%1971
Northern BobwhiteOdontophoridae72025-90%1971
Northern CardinalCardinalidae72025-32%1971
Gray CatbirdMimidae72025+240%1973
Eurasian Collared-DoveColumbidae72025+127%2015
Hooded MerganserAnatidae61989n/an/a
Warbling VireoVireonidae62025+70%2010
Chimney SwiftApodidae52025-79%1971
House FinchFringillidae52025+250%1994
Vesper SparrowPasserellidae42025+0%1987
Wild TurkeyPhasianidae42024n/an/a
American KestrelFalconidae32025-14%1981
Red-headed WoodpeckerPicidae32025-39%1971
Eastern KingbirdTyrannidae32025+18%1971
American CrowCorvidae32025-67%1971
Western MeadowlarkIcteridae32025-76%1971
Rose-breasted GrosbeakCardinalidae32025+57%1974
Eastern BluebirdTurdidae32019+67%1984
Barred OwlStrigidae32024+33%1985
Rock PigeonColumbidae22024-66%1971
Eastern Wood-PeweeTyrannidae22025+33%1975

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