BBS Route · Oregon · BCR 9

Ordnance Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 72 species recorded across 9 survey years, no longer active.

72Species Recorded

9Years Surveyed

1971–1979Span

4Observers

Bird Species Found on Oregon Ordnance

Top 40 of 72 species by most recent count. Each links to its species trend.

Species recorded on the Ordnance route.

European Starling	Sturnidae	203	1979	+6%	1973
Northern Rough-winged Swallow	Hirundinidae	136	1973	+94%	1971
Western Meadowlark	Icteridae	103	1979	-40%	1973
Violet-green Swallow	Hirundinidae	69	1978	n/a	n/a
Black-billed Magpie	Corvidae	58	1979	+11%	1973
Cliff Swallow	Hirundinidae	50	1979	+58%	1976
House Sparrow	Passeridae	49	1979	+118%	1973
Rock Pigeon	Columbidae	46	1979	-4%	1973
Ring-necked Pheasant	Phasianidae	44	1979	-45%	1973
Red-winged Blackbird	Icteridae	42	1979	+32%	1973
Northern Pintail	Anatidae	40	1972	n/a	n/a
Killdeer	Charadriidae	25	1979	+329%	1973
California Quail	Odontophoridae	23	1979	-65%	1973
Barn Swallow	Hirundinidae	22	1979	+139%	1973
American Crow	Corvidae	20	1979	-55%	1973
American Robin	Turdidae	20	1979	+100%	1973
Brewer's Blackbird	Icteridae	14	1979	-2%	1973
Tree Swallow	Hirundinidae	14	1979	-68%	1976
Ring-billed Gull	Laridae	13	1978	-62%	1973
American Kestrel	Falconidae	13	1979	+100%	1973
Western Kingbird	Tyrannidae	13	1979	+26%	1973
California Gull	Laridae	13	1979	13×	1972
White-crowned Sparrow	Passerellidae	7	1973	+250%	1971
Common Nighthawk	Caprimulgidae	7	1978	+300%	1974
House Finch	Fringillidae	7	1979	+50%	1976
Mourning Dove	Columbidae	6	1979	-69%	1973
Vesper Sparrow	Passerellidae	6	1979	-22%	1976
Ruby-crowned Kinglet	Regulidae	6	1975	n/a	n/a
Yellow-headed Blackbird	Icteridae	5	1979	-46%	1975
Upland Sandpiper	Scolopacidae	5	1974	n/a	n/a
Savannah Sparrow	Passerellidae	4	1979	-74%	1975
Northern House Wren	Troglodytidae	4	1975	+300%	1974
Wilson's Snipe	Scolopacidae	3	1979	-21%	1973
Song Sparrow	Passerellidae	3	1979	+100%	1973
Yellow Warbler	Parulidae	3	1979	-40%	1973
Northern Harrier	Accipitridae	3	1979	+200%	1972
Short-eared Owl	Strigidae	3	1979	+50%	1973
American Avocet	Recurvirostridae	3	1977	n/a	n/a
Mallard	Anatidae	2	1979	-94%	1973
Long-billed Curlew	Scolopacidae	2	1979	-92%	1973

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