BirdAnalyst
BBS Route · Illinois · BCR 22

Martinsville Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 99 species recorded across 49 survey years, still active.

99Species 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 →
49Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1970–2025Span
7Observers

Bird Species Found on Illinois Martinsville

Top 40 of 99 species by most recent count. Each links to its species trend.

Species recorded on the Martinsville 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 BlackbirdIcteridae1292025-81%1972
House SparrowPasseridae562025-93%1972
American CrowCorvidae442025+530%1972
American RobinTurdidae382025-44%1972
Northern CardinalCardinalidae352025-24%1972
Horned LarkAlaudidae312025+35%1972
KilldeerCharadriidae292025+717%1972
Mourning DoveColumbidae292025-64%1972
European StarlingSturnidae292025-68%1972
Indigo BuntingCardinalidae282025-40%1972
Common YellowthroatParulidae282025+35%1972
Northern BobwhiteOdontophoridae212025-70%1972
Song SparrowPasserellidae202025-71%1972
DickcisselCardinalidae202025-54%1972
Eastern MeadowlarkIcteridae122025-94%1972
Purple MartinHirundinidae102025+16%1972
Cedar WaxwingBombycillidae102021+31%1999
Chipping SparrowPasserellidae92025+467%1973
Turkey VultureCathartidae92025+400%2003
Red-headed WoodpeckerPicidae82025-58%1972
Northern House WrenTroglodytidae82025+210%1973
Common GrackleIcteridae72025-97%1972
Tufted TitmouseParidae72025+150%1973
Barn SwallowHirundinidae62025-67%1972
Ring-necked PheasantPhasianidae62009+14%1988
Blue GrosbeakCardinalidae62025+217%1999
Canada GooseAnatidae62023-83%1999
Cliff SwallowHirundinidae62025n/an/a
Chimney SwiftApodidae52023-56%1972
Rock PigeonColumbidae52018+0%1981
Warbling VireoVireonidae52025+143%1978
Red-bellied WoodpeckerPicidae42025+71%1972
Eastern PhoebeTyrannidae42025+120%1973
Eastern Wood-PeweeTyrannidae42025-47%1972
Field SparrowPasserellidae42025-14%1972
Northern MockingbirdMimidae42025-68%1972
Grasshopper SparrowPasserellidae42013+100%1979
Blue-gray GnatcatcherPolioptilidae42025+220%2001
Yellow-billed CuckooCuculidae32025-55%1972
Eastern Whip-poor-willCaprimulgidae32019-79%1972

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