Decayed Wood Advisor

For Structural Condition: Larger Trees, Open Canopy, Small/medium Trees
For Habitat: Eastside Mixed Conifer Forest E Cascades/Blue Mnts., Eastside Mixed Conifer Forest N Cascades/Rocky Mnts., Ponderosa Pine/Douglas-fir Forest

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Literature and Studies for Snags

Here are further details on the data for the selected species and citation. Blank cells mean that no information was given. See Literature Cited for the full reference of the citation listed here.

Species Code: WHWO Species Name: White-headed woodpecker
Decay Class: 95% (41) dead; 5% (2) live; class 2 and 3 Stand Age Or Structure: open forests
Geographic Area: east slope Oregon Cascades Comments: nest snags, n=43; mean cavity height 5 m (SE, 1; range, 1-32) Note: author states > 53 cm dbh "selected for" but no significance level given
Citation: Dixon 1995 Structural Detail (Specific Structure):  
Specified Name in Citation: White-headed woodpecker Habitat Type Details(Specifics):  
Snag/Partially Dead tree level:   Snag/Tree DBH: mean (SE; range) 65 (4; 19-115) cm
Snag/Tree Height: mean (SE; range) 14 (2; 1.4-45) m Snag/Tree Species: ponderosa pine (most), quaking aspen