BirdAnalyst
BBS Route · Kansas · BCR 18

Grigston Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 63 species recorded across 24 survey years, still active.

63Species 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 →
24Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2000–2024Span
4Observers

Bird Species Found on Kansas Grigston

Top 40 of 63 species by most recent count. Each links to its species trend.

Species recorded on the Grigston 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
Horned LarkAlaudidae2402024+95%2002
Western MeadowlarkIcteridae972024-47%2002
Red-winged BlackbirdIcteridae562024-52%2002
Grasshopper SparrowPasserellidae362024-35%2002
Mourning DoveColumbidae292024-20%2002
Ring-necked PheasantPhasianidae262024-60%2002
DickcisselCardinalidae262024-41%2002
Common GrackleIcteridae212024-38%2002
Rock PigeonColumbidae192024+450%2006
Eurasian Collared-DoveColumbidae182024+344%2008
Barn SwallowHirundinidae112024+107%2002
Western KingbirdTyrannidae102024+120%2003
Burrowing OwlStrigidae102022+24%2006
Brown-headed CowbirdIcteridae92024+28%2002
Black-crowned Night HeronArdeidae72008+133%2001
Long-billed CurlewScolopacidae72012+600%2004
Swainson's HawkAccipitridae62024+200%2002
Cassin's SparrowPasserellidae62017+57%2006
Great-tailed GrackleIcteridae62024+13%2010
Northern BobwhiteOdontophoridae52021-11%2003
Blue-winged TealAnatidae42019+17%2004
Northern MockingbirdMimidae42024+33%2006
American AvocetRecurvirostridae42015+67%2007
Upland SandpiperScolopacidae42024+200%2008
Short-eared OwlStrigidae32008n/an/a
Lark SparrowPasserellidae32022+200%2015
MallardAnatidae22023-85%2002
American CrowCorvidae22018-55%2003
European StarlingSturnidae22024+7%2004
Northern House WrenTroglodytidae22001+100%2000
Wood DuckAnatidae22006n/an/a
Common NighthawkCaprimulgidae22023+0%2008
Eastern KingbirdTyrannidae22006n/an/a
Baltimore OrioleIcteridae22014+100%2007
Yellow-billed CuckooCuculidae22017+100%2010
Scissor-tailed FlycatcherTyrannidae22018+100%2014
KilldeerCharadriidae12024-73%2002
American Barn OwlTytonidae12011-33%2001
Blue GrosbeakCardinalidae12024+25%2003
Lark BuntingPasserellidae12024-98%2002

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