Parameter | Place of measurement | Value (rank/unit) |
---|---|---|
DBH of tree | Nesting trees & random trees at centers of study plots | cm |
Tree height | m | |
Branch height (lowest point of tree crown above ground) | m | |
Tree species (nesting/random) | ||
Tree age (nesting/ random) | year | |
Crown height | m | |
Height of nest (above ground) | Nesting trees | m |
Distance to tree top (from nest) | m | |
Placement (of nest on tree) | top (1), inside crown (2), side branch by trunk (3), side branch further from trunk (4) |