BBS Route · North Dakota · BCR 11
Sydney Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 87 species recorded across 16 survey years, no longer active.
87Species Recorded
16Years Surveyed
1967–1983Span
3Observers
Bird Species Found on North Dakota Sydney
Top 40 of 87 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Red-winged Blackbird | Icteridae | 175 | 1983 | +11% | 1969 | |
| Mourning Dove | Columbidae | 116 | 1983 | +106% | 1969 | |
| Western Meadowlark | Icteridae | 112 | 1983 | -19% | 1969 | |
| Cliff Swallow | Hirundinidae | 104 | 1983 | 34× | 1969 | |
| Horned Lark | Alaudidae | 83 | 1983 | 19× | 1969 | |
| Yellow-headed Blackbird | Icteridae | 77 | 1983 | +538% | 1969 | |
| Brown-headed Cowbird | Icteridae | 71 | 1983 | +23% | 1969 | |
| Grasshopper Sparrow | Passerellidae | 43 | 1983 | +223% | 1970 | |
| Vesper Sparrow | Passerellidae | 38 | 1983 | 18× | 1976 | |
| Barn Swallow | Hirundinidae | 35 | 1983 | +246% | 1969 | |
| Western Kingbird | Tyrannidae | 32 | 1983 | +317% | 1969 | |
| American Coot | Rallidae | 31 | 1983 | 16× | 1974 | |
| European Starling | Sturnidae | 31 | 1983 | +74% | 1971 | |
| Chestnut-collared Longspur | Calcariidae | 29 | 1983 | 12× | 1970 | |
| Killdeer | Charadriidae | 28 | 1983 | +636% | 1969 | |
| Blue-winged Teal | Anatidae | 28 | 1983 | +914% | 1970 | |
| Common Grackle | Icteridae | 27 | 1983 | +35% | 1969 | |
| Common Yellowthroat | Parulidae | 25 | 1983 | +500% | 1969 | |
| Mallard | Anatidae | 23 | 1983 | +76% | 1969 | |
| Savannah Sparrow | Passerellidae | 22 | 1983 | +211% | 1970 | |
| Northern Pintail | Anatidae | 20 | 1983 | +150% | 1969 | |
| Eastern Kingbird | Tyrannidae | 18 | 1983 | +100% | 1969 | |
| Gadwall | Anatidae | 16 | 1983 | +733% | 1969 | |
| Northern House Wren | Troglodytidae | 12 | 1983 | +291% | 1971 | |
| Bobolink | Icteridae | 11 | 1983 | -5% | 1969 | |
| Upland Sandpiper | Scolopacidae | 10 | 1983 | +143% | 1969 | |
| American Crow | Corvidae | 9 | 1983 | +114% | 1969 | |
| Clay-colored Sparrow | Passerellidae | 9 | 1983 | +105% | 1969 | |
| Yellow Warbler | Parulidae | 9 | 1983 | +400% | 1969 | |
| Rock Pigeon | Columbidae | 9 | 1980 | +350% | 1977 | |
| Sora | Rallidae | 8 | 1983 | +4% | 1969 | |
| American Goldfinch | Fringillidae | 8 | 1983 | +222% | 1970 | |
| Brown Thrasher | Mimidae | 8 | 1983 | +350% | 1969 | |
| Cedar Waxwing | Bombycillidae | 8 | 1981 | +300% | 1979 | |
| Least Flycatcher | Tyrannidae | 6 | 1983 | +260% | 1978 | |
| Franklin's Gull | Laridae | 6 | 1968 | n/a | n/a | |
| Brewer's Blackbird | Icteridae | 5 | 1977 | +400% | 1967 | |
| Warbling Vireo | Vireonidae | 5 | 1983 | +20% | 1980 | |
| House Sparrow | Passeridae | 4 | 1983 | +181% | 1969 | |
| American Robin | Turdidae | 4 | 1983 | 11× | 1969 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.