BirdAnalyst
BBS Route · Iowa · BCR 22

Maquoketa Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 99 species recorded across 56 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 →
56Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2025Span
7Observers

Bird Species Found on Iowa Maquoketa

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

Species recorded on the Maquoketa 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 BlackbirdIcteridae1972025-40%1969
House SparrowPasseridae692025-41%1969
American RobinTurdidae442025+176%1969
DickcisselCardinalidae292025-19%1969
Barn SwallowHirundinidae272025+148%1969
European StarlingSturnidae252025-81%1969
Northern CardinalCardinalidae192025+46%1969
Northern House WrenTroglodytidae172025+129%1969
Common YellowthroatParulidae162025+47%1969
Mourning DoveColumbidae142025-33%1969
KilldeerCharadriidae132025+375%1969
Chipping SparrowPasserellidae122025+560%1970
Rose-breasted GrosbeakCardinalidae122025+257%1970
Northern Rough-winged SwallowHirundinidae122025+300%1971
Field SparrowPasserellidae112025-12%1969
Gray CatbirdMimidae112025+486%1969
Brown-headed CowbirdIcteridae102025-36%1969
Song SparrowPasserellidae92025-3%1969
American GoldfinchFringillidae82025-9%1969
Brown ThrasherMimidae82025-34%1969
Eastern MeadowlarkIcteridae72025-77%1969
Common GrackleIcteridae72025-69%1969
Warbling VireoVireonidae52025+200%1969
Black-capped ChickadeeParidae52025+150%1971
Red-headed WoodpeckerPicidae42025-43%1969
Eastern KingbirdTyrannidae42025-17%1969
Baltimore OrioleIcteridae42025+50%1969
Purple MartinHirundinidae41986+80%1974
Bank SwallowHirundinidae42024-36%1970
Indigo BuntingCardinalidae42025+44%1972
Wild TurkeyPhasianidae42022+75%1992
House FinchFringillidae42025+36%1995
Rock PigeonColumbidae32022+10%1970
Chimney SwiftApodidae32025-41%1969
Great Crested FlycatcherTyrannidae32025-14%1969
Blue JayCorvidae32025-36%1969
BobolinkIcteridae32025-74%1969
Cliff SwallowHirundinidae32024-68%1975
Turkey VultureCathartidae32025+14%1997
Double-crested CormorantPhalacrocoracidae31994n/an/a

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