BBS Route · Colorado · BCR 18
Fleming Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 70 species recorded across 41 survey years, still active.
70Species Recorded
41Years Surveyed
1968–2024Span
7Observers
Bird Species Found on Colorado Fleming
Top 40 of 70 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Horned Lark | Alaudidae | 123 | 2024 | -25% | 1970 | |
| Western Meadowlark | Icteridae | 76 | 2024 | -51% | 1970 | |
| Lark Bunting | Passerellidae | 74 | 2023 | -69% | 1970 | |
| Mourning Dove | Columbidae | 52 | 2024 | +34% | 1970 | |
| Red-winged Blackbird | Icteridae | 40 | 2024 | -43% | 1970 | |
| European Starling | Sturnidae | 33 | 2023 | +200% | 1970 | |
| American Robin | Turdidae | 28 | 2024 | 15× | 1970 | |
| Common Grackle | Icteridae | 24 | 2024 | +120% | 1970 | |
| Eurasian Collared-Dove | Columbidae | 18 | 2023 | +208% | 2012 | |
| American Crow | Corvidae | 15 | 1999 | -74% | 1970 | |
| House Sparrow | Passeridae | 11 | 2024 | -94% | 1970 | |
| Great Blue Heron | Ardeidae | 9 | 2003 | +800% | 1992 | |
| Green-winged Teal | Anatidae | 8 | 2003 | +700% | 1973 | |
| Burrowing Owl | Strigidae | 7 | 2006 | -76% | 1970 | |
| Prairie Falcon | Falconidae | 7 | 2003 | +600% | 1981 | |
| Western Kingbird | Tyrannidae | 6 | 2024 | -48% | 1970 | |
| Upland Sandpiper | Scolopacidae | 6 | 2006 | n/a | n/a | |
| Killdeer | Charadriidae | 5 | 2024 | +42% | 1970 | |
| Grasshopper Sparrow | Passerellidae | 4 | 2024 | -61% | 1970 | |
| Eastern Bluebird | Turdidae | 4 | 2003 | +300% | 1970 | |
| Northern Pintail | Anatidae | 4 | 2003 | +50% | 1979 | |
| Wood Duck | Anatidae | 4 | 2005 | +300% | 1977 | |
| Chimney Swift | Apodidae | 3 | 2023 | +38% | 1970 | |
| Barn Swallow | Hirundinidae | 3 | 2023 | -53% | 1970 | |
| Canada Goose | Anatidae | 3 | 2014 | -49% | 1978 | |
| Short-eared Owl | Strigidae | 3 | 2006 | +200% | 1980 | |
| Brown-headed Cowbird | Icteridae | 3 | 2024 | +69% | 2005 | |
| Ring-billed Gull | Laridae | 3 | 1991 | n/a | n/a | |
| Say's Phoebe | Tyrannidae | 3 | 2015 | +33% | 2012 | |
| Great-tailed Grackle | Icteridae | 3 | 2023 | -42% | 2011 | |
| Spotted Sandpiper | Scolopacidae | 3 | 2006 | n/a | n/a | |
| Gadwall | Anatidae | 2 | 1985 | -40% | 1970 | |
| Ring-necked Pheasant | Phasianidae | 2 | 2024 | -85% | 1970 | |
| Rock Pigeon | Columbidae | 2 | 2024 | -59% | 1970 | |
| American Kestrel | Falconidae | 2 | 2024 | +100% | 1981 | |
| Blue-winged Teal | Anatidae | 2 | 2003 | +0% | 1973 | |
| American Avocet | Recurvirostridae | 2 | 1988 | +50% | 1979 | |
| Swainson's Hawk | Accipitridae | 2 | 2024 | -33% | 1975 | |
| Ruddy Duck | Anatidae | 2 | 1977 | n/a | n/a | |
| Long-billed Curlew | Scolopacidae | 2 | 1977 | n/a | n/a |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.