BirdAnalyst
BBS Route · Oklahoma · BCR 19

Randlett Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 93 species recorded across 30 survey years, still active.

93Species 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 →
30Years 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
5Observers

Bird Species Found on Oklahoma Randlett

Top 40 of 93 species by most recent count. Each links to its species trend.

Species recorded on the Randlett 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
Cliff SwallowHirundinidae2282025+690%1972
Western Cattle-EgretArdeidae128200364×1992
Mourning DoveColumbidae842025-14%1969
Eastern MeadowlarkIcteridae582025-62%1969
Turkey VultureCathartidae58202511×1990
DickcisselCardinalidae572025+64%1969
Red-winged BlackbirdIcteridae492025-55%1969
Great EgretArdeidae45200511×2003
Scissor-tailed FlycatcherTyrannidae332025-49%1969
Northern BobwhiteOdontophoridae252025-65%1969
Northern CardinalCardinalidae192025+188%1969
Northern MockingbirdMimidae182025-56%1969
Common NighthawkCaprimulgidae162025-9%1969
Western MeadowlarkIcteridae132005+725%1976
House SparrowPasseridae122025-65%1969
Bank SwallowHirundinidae122005+300%1991
KilldeerCharadriidae102025+18%1969
Brown-headed CowbirdIcteridae102025+0%1969
Common GrackleIcteridae102025+250%1974
Eastern BluebirdTurdidae82025+343%1969
Barn SwallowHirundinidae72025-60%1969
Ash-throated FlycatcherTyrannidae72004n/an/a
Lark SparrowPasserellidae62025-63%1969
Great Blue HeronArdeidae62025+167%1978
Burrowing OwlStrigidae62025+238%2021
Yellow-billed CuckooCuculidae52025+7%1969
Eastern KingbirdTyrannidae41992-19%1969
Horned LarkAlaudidae42025+0%2004
Cassin's SparrowPasserellidae42025+240%1983
Painted BuntingCardinalidae42025+275%1970
Bullock's OrioleIcteridae42005+40%2003
Red-shouldered HawkAccipitridae42022+67%2003
Carolina WrenTroglodytidae32025+100%1969
Tufted TitmouseParidae32025+13%1969
Baltimore OrioleIcteridae32025-46%1970
Northern Rough-winged SwallowHirundinidae32021+69%1972
Great-tailed GrackleIcteridae32025+13%1979
Grasshopper SparrowPasserellidae32025-25%1977
Little Blue HeronArdeidae31991+0%1980
MallardAnatidae32004+50%1988

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