Recovery Plan for the Northern Spotted Owl - DRAFT

Table of ContentsI. Introduction ................................................. 427Definition of Suitable Habitat ................................................. 427Selection of Forest wpes ................................................. 428Characteristics of Forest Types of the Three Subregions ....................... 429II. Major Natural Disturbance Factors of the Region ................................. 431A. Fire ................................................. 432B. Wind ................................................. 433C. Insects ................................................. 433D. Diseases ................................................. 438III. Forest Protection in the West Cascades Subregion ............................... 444A. The Natural History of Disturbance ................................................. 444B. Management Effects on Stands ................................................. 451C. Likely Outcome of a TotalProtection Strategy Over the Next Century ..................................... 452D. Forest Protection Guidelines ................................................. 453IV. Forest Protection in the Klamath Subregion ......................................... 455A. The Natural History of Disturbance ................................................. 455B. Management Effects on Stands ................................................. 458C. Likely Outcome of a TotalProtection Strategy in DCAs over the Next Century ......................... 459D. Forest Protection Guidelines ................................................. 460V. Forest Protection in the East Cascades Subregion ................................ 463A. The Natural History of Disturbance ................................................. 463B. Management Effects on Stands ................................................. 467C. Likely Outcome of a TotalProtection Strategy over the Next Century ...................................... 470D. Forest Protection Guidelines ................................................. 471VI. Conclusions ................................................. 472Literature Cited ................................................. 473425