BBS Route · Minnesota · BCR 11

Hartland Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 113 species recorded across 51 survey years, still active.

Bird Species Found on Minnesota Hartland

Top 40 of 113 species by most recent count. Each links to its species trend.

Species recorded on the Hartland 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
Common GrackleIcteridae1362017-31%1969
Canada GooseAnatidae91201713×1985
Red-winged BlackbirdIcteridae592017-50%1969
American RobinTurdidae512017+69%1969
BobolinkIcteridae482017+120%1970
Cedar WaxwingBombycillidae232007+317%1987
Rock PigeonColumbidae222017-73%1969
Mourning DoveColumbidae202017-47%1969
Barn SwallowHirundinidae192017+25%1969
Northern House WrenTroglodytidae172017+55%1969
European StarlingSturnidae162017-60%1969
Brown-headed CowbirdIcteridae122017+33%1969
Black-crowned Night HeronArdeidae101967n/an/a
Bank SwallowHirundinidae102017+0%1978
Wild TurkeyPhasianidae82017+433%2010
Chipping SparrowPasserellidae72017+40%1969
House SparrowPasseridae72017-81%1969
Wood DuckAnatidae72017+267%1985
RedheadAnatidae52002-74%1981
American CrowCorvidae52017-75%1969
Sedge WrenTroglodytidae52017-20%1973
Ring-necked PheasantPhasianidae42017-89%1969
Song SparrowPasserellidae42017-66%1969
Eastern BluebirdTurdidae42017+125%1973
Eastern Wood-PeweeTyrannidae42005+300%1969
Sandhill CraneGruidae42011+100%2009
MallardAnatidae32017+46%1969
Horned LarkAlaudidae32016-17%1970
Blue JayCorvidae32017-73%1969
American GoldfinchFringillidae32017-50%1969
Purple MartinHirundinidae32017-80%1969
Common YellowthroatParulidae32017-87%1970
Red-bellied WoodpeckerPicidae32013+67%1998
Spotted SandpiperScolopacidae32007+200%1980
Caspian TernLaridae31990n/an/a
Warbling VireoVireonidae32005+100%2001
Blue-winged TealAnatidae22012-64%1975
Lesser ScaupAnatidae21999+0%1997
Red-headed WoodpeckerPicidae22014-85%1969
Eastern MeadowlarkIcteridae22017+67%1980

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.