BirdAnalyst
BBS Route · Colorado · BCR 18

Edison Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 56 species recorded across 36 survey years, still active.

56Species 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 →
36Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1988–2025Span
3Observers

Bird Species Found on Colorado Edison

Top 40 of 56 species by most recent count. Each links to its species trend.

Species recorded on the Edison 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
Lark BuntingPasserellidae1622025-24%1990
Western MeadowlarkIcteridae622025+10%1990
Mourning DoveColumbidae612025+118%1990
Cassin's SparrowPasserellidae582025+125%1990
Horned LarkAlaudidae552025-44%1990
Rock PigeonColumbidae162025+917%2005
Western KingbirdTyrannidae132025+120%1990
House SparrowPasseridae132025+230%1995
Mountain PloverCharadriidae122025+100%1991
Brewer's SparrowPasserellidae102018-41%1990
Common NighthawkCaprimulgidae92025+64%1992
House FinchFringillidae92025+300%2007
Common GrackleIcteridae82025+50%2001
Northern MockingbirdMimidae82025+267%1994
Cassin's KingbirdTyrannidae61999+100%1989
Say's PhoebeTyrannidae62025+200%1992
Eurasian Collared-DoveColumbidae52025+40%2016
Lark SparrowPasserellidae42025-70%1990
Brewer's BlackbirdIcteridae42024-87%1995
KilldeerCharadriidae32025+17%1991
Swainson's HawkAccipitridae32025+83%1991
Loggerhead ShrikeLaniidae32024-30%1991
Scaled QuailOdontophoridae32024-17%2000
European StarlingSturnidae32025-46%1999
Barn SwallowHirundinidae22018-10%1990
Burrowing OwlStrigidae22025+125%1999
American RobinTurdidae22022-33%2000
Long-billed CurlewScolopacidae22010-25%2000
American KestrelFalconidae22018+33%2002
Red-winged BlackbirdIcteridae22025+150%2003
Cliff SwallowHirundinidae22004+100%2002
Common RavenCorvidae22016-60%2014
Ring-necked PheasantPhasianidae11988n/an/a
Red-tailed HawkAccipitridae12023+0%1992
Great Horned OwlStrigidae12025-17%1991
American CrowCorvidae12025+0%2017
Northern HarrierAccipitridae12022+0%1995
Ferruginous HawkAccipitridae12018-33%1998
Ash-throated FlycatcherTyrannidae11989n/an/a
Bullock's OrioleIcteridae12025+60%2000

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