Acorn Woodpecker

Acorn Woodpecker (Melanerpes formicivorus)
Habitat: Oak Closed Woodland or Forest
Habitat Attribute: large mature trees

Habitat Objectives (Sites)
Oak Closed Woodland or Forest in the following conditions:
– canopy cover >40%
– canopy cover of conifer trees <10%
– subcanopy cover <15%
– mean tree dbh >38 cm (15 in) with >20% of the trees >53 cm (21 in) dbh
– prioritize conservation where European starling presence is minimal or absent

Population Objectives (Sites)
Target Densities in Suitable Habitat:
Willamette Valley:
– North: >0.01 birds/ha
– South: >0.01 birds/ha
Klamath Mountains:
– Umpqua: >0.01 birds/ha
– Rogue: >0.03 birds/ha

Rockwell, S. M., J. L. Stephens, and B. Altman. 2021. Population and habitat objectives for landbirds in grassland, oak, and riparian habitats in the Puget Lowlands, Willamette Valley, and Klamath Mountains ecoregions. 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

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