BirdAnalyst
BBS Route · Oklahoma · BCR 19

Hollis Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 89 species recorded across 20 survey years, still active.

89Species 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 →
20Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1993–2025Span
4Observers

Bird Species Found on Oklahoma Hollis

Top 40 of 89 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 SwallowHirundinidae252202541×1996
Northern BobwhiteOdontophoridae682025-44%1995
Mourning DoveColumbidae462025-53%1995
Scissor-tailed FlycatcherTyrannidae342025+16%1995
Lark SparrowPasserellidae332025+76%1995
Northern CardinalCardinalidae282025+76%1995
Eastern MeadowlarkIcteridae272025-48%1995
Turkey VultureCathartidae242025+30%1997
Northern MockingbirdMimidae222025-23%1995
Mississippi KiteAccipitridae172025-10%1995
Common GrackleIcteridae152025-25%1995
Painted BuntingCardinalidae152025+263%1995
DickcisselCardinalidae142025-38%1995
Horned LarkAlaudidae132025+222%1995
Black-crested TitmouseParidae122025+140%2014
Yellow-billed CuckooCuculidae112025-48%1995
Brown-headed CowbirdIcteridae112025-35%1995
Golden-fronted WoodpeckerPicidae102025-28%1998
Common NighthawkCaprimulgidae102025+0%1995
Western KingbirdTyrannidae92025-57%1995
Red-winged BlackbirdIcteridae92025+22%1995
Field SparrowPasserellidae92024+21%1995
House SparrowPasseridae92025-67%1995
Red-headed WoodpeckerPicidae62025-71%1995
Eastern KingbirdTyrannidae62025-54%1995
Bewick's WrenTroglodytidae62025-40%1995
Great-tailed GrackleIcteridae62023+20%1997
KilldeerCharadriidae52025-50%1995
Ash-throated FlycatcherTyrannidae52025+29%1995
Blue JayCorvidae52025-39%1995
Eurasian Collared-DoveColumbidae52025+39%2015
Great Crested FlycatcherTyrannidae42025+271%1995
Eastern PhoebeTyrannidae42025+0%1997
American CrowCorvidae42025-87%1995
Western MeadowlarkIcteridae42025-93%1995
Cassin's SparrowPasserellidae42025-62%1995
Barn SwallowHirundinidae42025-55%1995
Northern Rough-winged SwallowHirundinidae42023+340%1997
Blue GrosbeakCardinalidae42025+225%1996
Bullock's OrioleIcteridae32025+40%1995

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