Cassin’s Vireo

Cassin’s Vireo (Vireo cassinii)
Habitat: Oak-Pine
Habitat Attribute: moderate to high canopy and subcanopy cover

Habitat Objectives (Sites)
Oak-Pine forest in the following conditions:
– canopy cover >65%
– subcanopy cover >20%
– shrub cover 30-70%
– mean tree dbh >23 cm (9 in)

Population Objectives (Sites)
Target Densities in Suitable Habitat:
Puget Lowlands:
– North: >0.01 birds/ha
– South: >0.09 birds/ha
Willamette Valley:
– North: >0.02 birds/ha
– South: >0.14 birds/ha)
Klamath Mountains:
– Umpqua: >0.07 birds/ha
– Rogue: >0.17 birds/ha

Citied Plans

Rockwell, S. M., J. L. Stephens, and B. Altman. 2022. Population and habitat objectives for landbirds in prairie, oak, and riparian habitats of western Oregon and Washington. Version 2.0. Prepared for Oregon-Washington Partners in Flight, Pacific Birds Habitat Joint Venture, Bureau of Land Management, and U.S. Forest Service. Klamath Bird Observatory, Ashland, OR, and American Bird Conservancy, Corvallis, OR.