1. BIO-WEST, Inc., 1063 West 1400 North, Logan, UT 84321.
2. U.S. Bureau of Reclamation, Upper Colorado Region, 125 South State Street, Salt Lake City, UT 84138.
3. U.S. Fish and Wildlife Service, Grand Junction Fish and Wildlife Conservation Office, 445 West Gunnison Ave., Suite 140, Grand Junction, CO 81501.
4. Utah Division of Wildlife Resources, Moab Field Station, 1165 S. Hwy. 191, Suite #4, Moab, UT 84532.
5. U.S. Bureau of Reclamation, Lower Colorado River Multi-Species Conservation Program, Box 61470, LC-8000, Boulder City, NV 89006.
6. U.S. National Park Service, Grand Canyon National Park, 1824 South Thompson Street, Flagstaff, AZ 86001.
7. Nevada Department of Wildlife, 4747 Vegas Drive, Las Vegas, NV 89108.