BBS Route · North Dakota · BCR 17

Glen Ullin Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 109 species recorded across 34 survey years, still active.

Bird Species Found on North Dakota Glen Ullin

Top 40 of 109 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 BlackbirdIcteridae1342022+67%1987
Western MeadowlarkIcteridae1082022-12%1987
Horned LarkAlaudidae912022-50%1987
Brown-headed CowbirdIcteridae712022+0%1987
Mourning DoveColumbidae662022+29%1987
BobolinkIcteridae47202220×1987
Ring-necked PheasantPhasianidae382022+105%1987
Canada GooseAnatidae332022-9%1991
Brewer's BlackbirdIcteridae322022+385%1995
Common GrackleIcteridae312022+51%1987
Upland SandpiperScolopacidae212022+94%1987
Grasshopper SparrowPasserellidae202022-17%1988
Eastern KingbirdTyrannidae182022+17%1987
Western KingbirdTyrannidae172022+47%1987
Cliff SwallowHirundinidae172022-50%1988
Bank SwallowHirundinidae162022+3%1995
Chestnut-collared LongspurCalcariidae142022-3%1987
American RobinTurdidae142022+139%1987
Vesper SparrowPasserellidae122022+480%1987
American GoldfinchFringillidae122022+190%1989
Marbled GodwitScolopacidae112022+47%1989
Lark BuntingPasserellidae82022-90%1987
Yellow WarblerParulidae82022+82%1987
Wilson's SnipeScolopacidae82022+188%1991
KilldeerCharadriidae72022-29%1987
GadwallAnatidae62022+233%1989
Savannah SparrowPasserellidae62022-71%1987
Northern House WrenTroglodytidae62022+300%1987
Wilson's PhalaropeScolopacidae52015+180%1999
Yellow-headed BlackbirdIcteridae52022+36%1989
Double-crested CormorantPhalacrocoracidae52000+400%1988
Willow FlycatcherTyrannidae52022+233%1993
Northern PintailAnatidae42022+122%1991
Black TernLaridae42015n/an/a
MallardAnatidae32022-82%1987
Blue-winged TealAnatidae32022-43%1999
Northern ShovelerAnatidae32015+50%1982
European StarlingSturnidae32022-20%1988
Common YellowthroatParulidae32022+0%1988
Rock PigeonColumbidae32022+227%1993

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