Pryor Mountain Wild Horse Range Planning & Information

(Some of these documents are not fully 508 compliant. If you need help using them, 
please contact the Billings Field Office at 406-896-5013.)  

2012 PROPOSED GATHER

• Environmental Assessment DOI-BLM-0010-2012-0001-EA |  Decision Record & FONSI 
• Preliminary Environmental Assessment  |  Unsigned FONSI  |  Cover Letter
• Scoping Report 

HERD MANAGEMENT AREA PLAN

• Pryor Mountain Wild Horse Range/Territory Environmental Assessment and Herd Management Area Plan (2009) (6.7 mb)  |  BLM Decision
• Interior Board of Land Appeals (IBLA) Orders
  • 2009 HMAP Decision Affirmed
  • 2009 Petition for Stay of HMAP Denied
  • 2009 Dismissal of Appeals of Gather

FERTILITY CONTROL

• 2011:  Pryor Mountain Wild Horse Range Fertility Control 
• 2005:  Use of Fertility Control on Mares 11 Years of Age and Older to Suppress Herd Growth Rates
• 2004:  Fertility Control on Age-Specific Wild Horse Mares
• 2003:  Fertility Control on Select Wild Horse Mares and Selective Removal of Young Wild Horse Stallions 
• 2002:  Humane Use of Fertility Control on Select Young Wild Horse Mares

GATHERS

      Selective Removal & Fertility Control

• 2009:  Pryor Mountain Wild Horse Range Gather and Population Management Plan and Environmental Assessment  |  Decision Record and FONSI
• 2008:  Pryor Mountain Wild Horse Range Gather Plan and Environmental Assessment (EA) (1.5 mb)  |  Decision Record and Finding of No Significant Impact
• 2006:  Pryor Mountain Wild Horse Range Population Control
• 2001:  Wild Horse Population Gather & Selective Removal

GENETIC ANALYSIS

• U.C. Davis Genetic Laboratory genetic report (2011)
• Genetic Analysis of the Pryor Mountains HMA, MT (2010)

RANGE EVALUATION & NRCS ASSESSMENT

• Pryor Mountain Wild Horse Range Evaluation
  • Dear Reader Letter
  • Qs and As
• Pryor Mountain Wild Horse Range Survey and Assessment 2004 
  • Suggested Citation: Ricketts, M. J., R. S. Noggles, and B. Landgraf-Gibbons. 2004. Pryor Mountain Wild Horse Range Survey and Assessment. USDA-Natural Resources Conservation Service. Montana BLM webpage. 148 p.