Cliff Swallow
Hirundo pyrrhonota
Synopsis: Breeds throughout the state in colonies on cliffs, cut banks, under cement bridges, and under eaves of barns or other structures.

Habitat Associations:
More strongly associated with cliffs,
buildings, and bridges than with any vegetation
type.
strongest
Urban/Residential (611889 acres)
Edges of Cropland/Pasture/Orchard (6411040 acres)
strong
Northeast Canyon Grass & Shrubland (401659 acres)
Coastal Dunes & Ponds with Widely Scattered Shrubs/Trees (43358 acres)
Lake/Pond Shoreline & Islands (691926 acres)
Streamside/Wetland Shrubland (2171 acres)
Edges of Freshwater Marsh (19950 acres)
some
Coastal Headland Grass & Shrubland (2285 acres)
lesser
Ponderosa Pine-W. Juniper Woodland (172861 acres)
Ponderosa-Lodgepole Pine on Pumice (1064429 acres)
W. Juniper Woodland (3630023 acres)
Red Alder (114730 acres)
Siskiyou Mtns Shrubland on Serpentine Bedrock (10227 acres)
Manzanita-dominant Shrubland (13702 acres)
Mountain Mahogany Shrubland (1378 acres)
Sagebrush Steppe (5163869 acres)
Low-Dwarf Sagebrush (385827 acres)
Salt Desert Scrub Shrubland (443792 acres)
Big Sagebrush Shrubland (10850559 acres)
Grassland & Fir-Ponderosa Interspersed (351467 acres)
Northeast Modified Grassland (946119 acres)
Wet Montane Meadow (2098 acres)
Edges of Recently Cutover/Burnt Forest (1620289 acres)
Western Oregon Riverine Woodland (27418 acres)

Relative Detectability: Very easy to spot and to confirm breeding. Breeding is often confirmed at other seasons by noting used nests.

Challenge: Search for colonies near water in northern Lake and southern Deschutes Counties.