These links provide key documents and information supporting the Northwest Region’s salmon critical habitat designations. (Check the Southwest Region's Website for information supporting its designations.)

Please note that some of the files below are extremely large. All are in Adobe PDF format.

• Final Economic Analysis (PDF 3MB)
• Final Regulatory Flexibility Analysis (PDF 620KB)
• Final ESA 4(b)(2) Report (PDF 11MB, or download separate sections below)
• • Main Report (PDF 432KB)
  • Appendix A (PDF 1MB)
  • Appendix B (PDF 4MB)
  • Appendix C (PDF 2MB)
  • Appendix D (PDF 4MB)