Table 1 Minimum desired conditions, outlined in the first revision of the Mexican spotted owl recovery plan, for the management of Mexican spotted owl forested recovery nesting and roosting habitat in mixed-conifer forests of the Basin and Range East EMU, in which the study area falls (Tables C.2 and C.3 in U.S. Fish and Wildlife Service 2012)
Structural attribute | Size class of trees included (cm dbh) | Minimum desired condition |
|---|---|---|
Total basal area |  > 2.54 |  ≥ 33.3 m2/ha |
Percent medium tree basal area | 30–46 |  > 30% |
Percent large tree basal area |  > 46 |  > 30% |
Large tree density |  > 46 |  ≥ 37 trees/ha |
Canopy cover | - |  ≥ 60% |