BirdAnalyst
BBS Route · North Dakota · BCR 11

Douglas Crk Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 132 species recorded across 39 survey years, still active.

132Species 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 →
39Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1982–2025Span
3Observers

Bird Species Found on North Dakota Douglas Crk

Top 40 of 132 species by most recent count. Each links to its species trend.

Species recorded on the Douglas Crk 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 BlackbirdIcteridae3172025+65%1984
Horned LarkAlaudidae1762025-36%1984
Ring-billed GullLaridae1662025+889%1984
Ring-necked PheasantPhasianidae165202556×1984
Brown-headed CowbirdIcteridae1402025+22%1984
Common GrackleIcteridae1212025+189%1984
Vesper SparrowPasserellidae872025+830%1985
Mourning DoveColumbidae862025+21%1984
California GullLaridae83202524×1997
Western MeadowlarkIcteridae692025-32%1984
Canada GooseAnatidae502025+748%1988
American RobinTurdidae402025+170%1984
Cliff SwallowHirundinidae252025-78%1984
Eastern KingbirdTyrannidae192025+25%1984
Willow FlycatcherTyrannidae192025+767%1984
House SparrowPasseridae172024-90%1984
Upland SandpiperScolopacidae152025+92%1984
KilldeerCharadriidae152025-45%1984
Northern House WrenTroglodytidae142025+550%1984
Yellow WarblerParulidae142025+194%1985
American GoldfinchFringillidae132025+200%1984
Western KingbirdTyrannidae122025+30%1984
American White PelicanPelecanidae122025+42%1995
MallardAnatidae112025-43%1984
BobolinkIcteridae102025-24%1984
Common YellowthroatParulidae82025+20%1984
Sharp-tailed GrousePhasianidae72023+533%1992
Least FlycatcherTyrannidae72025+325%1984
Brewer's BlackbirdIcteridae72025+52%1984
Clay-colored SparrowPasserellidae72025+91%1984
Song SparrowPasserellidae72025+280%1986
Western GrebePodicipedidae72019+267%1997
Northern ShovelerAnatidae62023+367%1987
Marbled GodwitScolopacidae62025+0%1984
Bank SwallowHirundinidae62025+125%1984
Barn SwallowHirundinidae52025-82%1984
Baird's SparrowPasserellidae51998+67%1985
Sedge WrenTroglodytidae52023-33%1992
Rock PigeonColumbidae42023-6%1984
Orchard OrioleIcteridae42025+0%1984

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