BirdAnalyst
BBS Route · Oklahoma · BCR 19

Hollis Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 86 species recorded across 19 survey years, still active.

86Species 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 →
19Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1993–2024Span
4Observers

Bird Species Found on Oklahoma Hollis

Top 40 of 86 species by most recent count. Each links to its species trend.

Species recorded on the Hollis 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 SwallowHirundinidae169202434×1996
Mourning DoveColumbidae612024-50%1995
Northern BobwhiteOdontophoridae392024-55%1995
Eastern MeadowlarkIcteridae322024-51%1995
Turkey VultureCathartidae302024+55%1997
Lark SparrowPasserellidae292024+49%1995
Common GrackleIcteridae262024-31%1995
Red-winged BlackbirdIcteridae252024+29%1995
Northern CardinalCardinalidae252024+74%1995
Mississippi KiteAccipitridae242024-13%1995
Scissor-tailed FlycatcherTyrannidae242024-19%1995
Brown-headed CowbirdIcteridae212024-40%1995
Northern MockingbirdMimidae182024-34%1995
Eastern BluebirdTurdidae162024+225%1995
DickcisselCardinalidae142024-50%1995
Barn SwallowHirundinidae142024-49%1995
Horned LarkAlaudidae102024+144%1995
American CrowCorvidae102024-84%1995
Eurasian Collared-DoveColumbidae102024+33%2015
Great Crested FlycatcherTyrannidae92024+314%1995
Blue JayCorvidae92024-36%1995
Field SparrowPasserellidae92024+21%1995
Blue GrosbeakCardinalidae92024+338%1996
Common NighthawkCaprimulgidae82024-33%1995
Western KingbirdTyrannidae72024-70%1995
Painted BuntingCardinalidae72024+138%1995
Great-tailed GrackleIcteridae62023+20%1997
Red-tailed HawkAccipitridae52024+29%1995
Yellow-billed CuckooCuculidae52024-65%1995
Cassin's SparrowPasserellidae52024-50%1995
Tufted TitmouseParidae52024+150%2013
Northern Rough-winged SwallowHirundinidae42023+340%1997
Brown ThrasherMimidae42024-59%1995
KilldeerCharadriidae32024-70%1995
Wild TurkeyPhasianidae32024-36%1997
Burrowing OwlStrigidae31993n/an/a
Chimney SwiftApodidae32014+17%1995
Eastern KingbirdTyrannidae32023-67%1995
House SparrowPasseridae32024-78%1995
Red-bellied WoodpeckerPicidae32024+14%1997

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