BirdAnalyst
BBS Route · Oregon · BCR 9

Alvord Lake Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 91 species recorded across 48 survey years, still active.

91Species 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 →
48Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–2024Span
6Observers

Bird Species Found on Oregon Alvord Lake

Top 40 of 91 species by most recent count. Each links to its species trend.

Species recorded on the Alvord Lake 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
Western MeadowlarkIcteridae1432024-28%1970
Red-winged BlackbirdIcteridae682024+20%1970
Lark SparrowPasserellidae562024+64%1970
Mourning DoveColumbidae342024-40%1970
European StarlingSturnidae162024-19%1970
California QuailOdontophoridae132024-79%1970
Long-billed CurlewScolopacidae132024+7%1971
KilldeerCharadriidae122024+31%1970
American CrowCorvidae112024+157%1970
Brewer's BlackbirdIcteridae112024-82%1970
ChukarPhasianidae102024-83%1970
Bullock's OrioleIcteridae102024+50%1972
Common NighthawkCaprimulgidae82024-21%1971
Sagebrush SparrowPasserellidae72024-81%1970
Northern Rough-winged SwallowHirundinidae72018+57%1972
Rock PigeonColumbidae72021+8%1998
Yellow-headed BlackbirdIcteridae62024-67%1970
Loggerhead ShrikeLaniidae62024+13%1970
Black-throated SparrowPasserellidae62024+40%1971
BushtitAegithalidae62005n/an/a
Black-billed MagpieCorvidae52024-76%1970
Brown-headed CowbirdIcteridae52024+7%1970
Western KingbirdTyrannidae52024+71%1974
Spotted TowheePasserellidae52019+200%2015
Common RavenCorvidae42024-78%1970
Barn SwallowHirundinidae42024-59%1970
Violet-green SwallowHirundinidae42024-57%1972
Canada GooseAnatidae42024+180%1998
Short-eared OwlStrigidae32006+133%1984
Cliff SwallowHirundinidae32024-60%1976
American RobinTurdidae32024-25%1972
Sandhill CraneGruidae22023-64%1971
Ring-necked PheasantPhasianidae22024-70%1970
Turkey VultureCathartidae22024-47%1971
Swainson's HawkAccipitridae22024-33%1970
Brewer's SparrowPasserellidae22024+46%1970
Spotted SandpiperScolopacidae22022+67%2016
Red-tailed HawkAccipitridae22024-62%1971
Golden EagleAccipitridae22021-56%1972
Savannah SparrowPasserellidae22024-20%1972

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