BirdAnalyst
BBS Route · North Dakota · BCR 17

Glen Ullin Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 112 species recorded across 36 survey years, still active.

112Species 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 →
1982–2025Span
6Observers

Bird Species Found on North Dakota Glen Ullin

Top 40 of 112 species by most recent count. Each links to its species trend.

Species recorded on the Glen Ullin 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 BlackbirdIcteridae18482025+944%1987
Brown-headed CowbirdIcteridae2272025+35%1987
Common GrackleIcteridae2052025+247%1987
Western MeadowlarkIcteridae1532025-2%1987
Mourning DoveColumbidae1442025+106%1987
Bank SwallowHirundinidae1432025+197%1995
Ring-necked PheasantPhasianidae842025+209%1987
Horned LarkAlaudidae812025-40%1987
Eastern KingbirdTyrannidae602025+109%1987
Upland SandpiperScolopacidae422025+206%1987
BobolinkIcteridae35202519×1987
Canada GooseAnatidae332022-9%1991
Lark BuntingPasserellidae252025-90%1987
Brewer's BlackbirdIcteridae192025+307%1995
Grasshopper SparrowPasserellidae192025+15%1988
Western KingbirdTyrannidae172025+67%1987
American RobinTurdidae122025+50%1987
Wilson's SnipeScolopacidae122025+200%1991
Marbled GodwitScolopacidae112023+93%1989
Vesper SparrowPasserellidae112025+620%1987
Cliff SwallowHirundinidae112025-74%1988
KilldeerCharadriidae92025-16%1987
Chestnut-collared LongspurCalcariidae92025-11%1987
Lark SparrowPasserellidae92025+225%1991
Barn SwallowHirundinidae82025-19%1987
Gray PartridgePhasianidae72025+267%1988
MallardAnatidae62025-80%1987
Wilson's PhalaropeScolopacidae62023+220%1999
Northern Rough-winged SwallowHirundinidae62025-68%1988
Common NighthawkCaprimulgidae62025+160%1990
Yellow-headed BlackbirdIcteridae52025-24%1989
Double-crested CormorantPhalacrocoracidae52000+400%1988
DickcisselCardinalidae52025+17%1999
Wood DuckAnatidae52023n/an/a
Northern PintailAnatidae42022+122%1991
Yellow WarblerParulidae42025+46%1987
Rock PigeonColumbidae42025+9%1993
Cedar WaxwingBombycillidae42025+40%1991
Song SparrowPasserellidae42025+167%1998
Tree SwallowHirundinidae42023-11%2000

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