BirdAnalyst
BBS Route · Oregon · BCR 9

Alvord Lake Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 92 species recorded across 49 survey years, still active.

92Species 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 →
49Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–2025Span
6Observers

Bird Species Found on Oregon Alvord Lake

Top 40 of 92 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 MeadowlarkIcteridae1382025-25%1970
Lark SparrowPasserellidae482025+100%1970
Red-winged BlackbirdIcteridae442025+36%1970
Mourning DoveColumbidae412025-40%1970
European StarlingSturnidae232025+16%1970
California QuailOdontophoridae202025-71%1970
Sagebrush SparrowPasserellidae182025-78%1970
Black-billed MagpieCorvidae172025-67%1970
KilldeerCharadriidae112025+54%1970
Common RavenCorvidae102025-68%1970
Brewer's BlackbirdIcteridae102025-86%1970
Black-throated SparrowPasserellidae102025+73%1971
American CrowCorvidae92025+229%1970
Red-tailed HawkAccipitridae92025-8%1971
Brown-headed CowbirdIcteridae82025+33%1970
Bullock's OrioleIcteridae82025+63%1972
Western KingbirdTyrannidae82025+171%1974
Wilson's SnipeScolopacidae72025-58%1970
Northern Rough-winged SwallowHirundinidae72018+57%1972
WilletScolopacidae72025+67%1995
Rock PigeonColumbidae72021+8%1998
BushtitAegithalidae62005n/an/a
Long-billed CurlewScolopacidae52025-17%1971
Spotted TowheePasserellidae52019+200%2015
Swainson's HawkAccipitridae42025-22%1970
American KestrelFalconidae42025+20%1971
Barn SwallowHirundinidae42024-59%1970
Loggerhead ShrikeLaniidae42025+50%1970
Ring-necked PheasantPhasianidae32025-76%1970
Northern HarrierAccipitridae32025+20%1970
Short-eared OwlStrigidae32006+133%1984
Yellow-headed BlackbirdIcteridae32025-59%1970
Brewer's SparrowPasserellidae32025+46%1970
Cliff SwallowHirundinidae32024-60%1976
Canada GooseAnatidae32025+220%1998
Sandhill CraneGruidae22025-60%1971
ChukarPhasianidae22025-87%1970
Turkey VultureCathartidae22024-47%1971
Horned LarkAlaudidae22025-83%1970
Violet-green SwallowHirundinidae22025-57%1972

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