BirdAnalyst
BBS Route · Washington · BCR 9

Mesa Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 69 species recorded across 15 survey years, no longer active.

69Species 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 →
15Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1994–2008Span
1Observers

Bird Species Found on Washington Mesa

Top 40 of 69 species by most recent count. Each links to its species trend.

Species recorded on the Mesa 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
Red-winged BlackbirdIcteridae2512008+22%1996
Cliff SwallowHirundinidae1852008-34%1996
Brewer's BlackbirdIcteridae1512008+10%1996
European StarlingSturnidae1422008+47%1996
American RobinTurdidae1112008+18%1996
Western MeadowlarkIcteridae1092008-54%1996
Black-billed MagpieCorvidae902008+41%1996
Ring-billed GullLaridae822008+55%1996
Mourning DoveColumbidae782008-7%1996
House SparrowPasseridae732008-51%1996
Bank SwallowHirundinidae712008+78%1998
House FinchFringillidae672008+507%1996
California QuailOdontophoridae592008+309%1996
Ring-necked PheasantPhasianidae432008-25%1996
Barn SwallowHirundinidae402008-3%1996
Rock PigeonColumbidae322008+35%1996
Yellow-headed BlackbirdIcteridae312008-10%1996
Brown-headed CowbirdIcteridae272008-42%1996
KilldeerCharadriidae222008+39%1996
Northern Rough-winged SwallowHirundinidae182008+59%1997
Western KingbirdTyrannidae172008-28%1996
Song SparrowPasserellidae162008+683%1996
American CrowCorvidae122008-34%1996
Red-tailed HawkAccipitridae82008+50%1996
Wilson's SnipeScolopacidae62008+3%1996
Common NighthawkCaprimulgidae62008-13%1997
Lark SparrowPasserellidae62008-48%1996
Double-crested CormorantPhalacrocoracidae62004+100%1999
MallardAnatidae52008+7%1996
Eastern KingbirdTyrannidae52008+167%1996
Tree SwallowHirundinidae52000n/an/a
Common RavenCorvidae42008+85%1996
GadwallAnatidae41997n/an/a
Northern HarrierAccipitridae32008+25%1996
American KestrelFalconidae32008-61%1996
Black-headed GrosbeakCardinalidae32008+75%2003
Black-necked StiltRecurvirostridae22005+100%1994
Bullock's OrioleIcteridae22008+80%1996
American GoldfinchFringillidae22008+60%1996
Savannah SparrowPasserellidae22008-68%1996

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