BirdAnalyst
BBS Route · Texas · BCR 18

Rankin Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 68 species recorded across 42 survey years, still active.

68Species 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 →
42Years 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
6Observers

Bird Species Found on Texas Rankin

Top 40 of 68 species by most recent count. Each links to its species trend.

Species recorded on the Rankin 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
Northern MockingbirdMimidae452025-63%1969
House SparrowPasseridae242025+24%1969
Western KingbirdTyrannidae242025+371%1973
Cassin's SparrowPasserellidae232025-75%1969
Great-tailed GrackleIcteridae182025+209%1995
Scaled QuailOdontophoridae172025-56%1969
Mourning DoveColumbidae152025-28%1969
House FinchFringillidae122025+325%1972
Wild TurkeyPhasianidae102017+140%1978
DickcisselCardinalidae81997-86%1987
Eurasian Collared-DoveColumbidae82025-14%2013
Common NighthawkCaprimulgidae72025-15%1969
Ash-throated FlycatcherTyrannidae62025+23%1969
Chihuahuan RavenCorvidae62021+300%2014
Turkey VultureCathartidae52025+110%1969
Red-winged BlackbirdIcteridae52017+71%1983
Horned LarkAlaudidae42025-87%1969
Cactus WrenTroglodytidae42025-82%1969
American KestrelFalconidae41975n/an/a
Canyon TowheePasserellidae42019-57%1988
Common GrackleIcteridae42001-14%1994
Scissor-tailed FlycatcherTyrannidae32025-7%1969
PyrrhuloxiaCardinalidae32025-74%1969
Great Horned OwlStrigidae31997+50%1987
Swainson's HawkAccipitridae22024-71%1969
Ladder-backed WoodpeckerPicidae22023-46%1969
Brown-headed CowbirdIcteridae22025-91%1969
Black-throated SparrowPasserellidae22024-75%1969
Northern CardinalCardinalidae22025-29%1969
Painted BuntingCardinalidae22024-85%1969
Bewick's WrenTroglodytidae22025+40%1975
Burrowing OwlStrigidae22025+100%1972
Harris's HawkAccipitridae22018+0%1987
Barn SwallowHirundinidae22025-69%1992
White-winged DoveColumbidae22025-20%2010
MallardAnatidae22018-33%2016
Black-necked StiltRecurvirostridae22025n/an/a
American RobinTurdidae22025n/an/a
KilldeerCharadriidae12025+50%1969
Black-chinned HummingbirdTrochilidae11975+0%1967

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