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Dr. John Organ

CRU Chief John Organ processing a Canada lynx kitten during a long term research collaboration between the Maine Department of Inland Fisheries and Wildlife and the Fish and Wildlife Service.


  • Ph D University of Massachusetts Amherst 1989


John F. Organ is the Chief of the U.S.G.S. Cooperative Fish and Wildlife Research Units. He was Chief of Wildlife and Sport Fish Restoration for the Northeast Region of the U.S. Fish and Wildlife Service from 2005 to 2014, and worked in the FWS’s Ecological Services and National Wildlife Refuge programs during his 35 year career. He is also an Adjunct Associate Professor of Wildlife Conservation at the University of Massachusetts, Amherst, Michigan State University, and Andres Bello University in Santiago, Chile. He is a certified Wildlife Biologist and Past President and Fellow of The Wildlife Society. He is also a Professional Member of the Boone and Crockett Club and a Senior Specialist in the Fulbright Scholar Program. He is a member of the IUCN Otter Specialist and Sustainable Use and Livelihoods Groups, and an instructor and Advisory Board member of the Conservation Leaders for Tomorrow Program. He is also a consultant to the Peru Forest Sector Initiative where he is assisting the Peruvian government in training biologists and developing wildlife regulations. He advises M.S. and Ph.D. students studying carnivores and human dimensions in Africa, Canada, Chile, and the U.S. and teaches graduate courses in Wildlife Management and Conservation and Human Dimensions of Wildlife Conservation.

Research Interests

Mammal conservation. Human Dimensions. Wildlife Policy.

Teaching Interests

Wildlife conservation and management . Human dimensions. Wildlife policy.

Professional Society Service

  • The Wildlife Society - President (September 2006 - September 2007)

Research Publications

  • Nathaniel D. Rayl, Guillaume Bastille-Rousseau, John F. Organ, Matthew A. Mumma, Shane P. Mahoney, Colleen E. Soulliere, Keith P. Lewis, Robert D. Otto, Dennis L. Murray, Lisette P. Waits, and Todd K. Fuller. 2018. Spatiotemporal heterogeneity in prey abundance and vulnerability shapes the foraging tactics of an omnivore. Journal of Animal Ecology. DOI: 10.1111/1365-2656.12810 Abstract | 
  • Organ, John F., and R.E. McCabe. 2018. History of state wildlife management and conservation. Chapter 1, pages 1 - 23 in T.J. Ryder, editor, State Wildlife management and Conservation. Johns Hopkins University Press, Baltimore, Maryland, USA. LCCN 2017017327
  • Decker, D.J., J.F. Organ, A.B. Forstchen, C.A. Jacobson, W.F. Siemer, C.A. Smith, P.E. Lederle, and M.V. Schiavone. 2017. Wildlife governance in the 21st century - will sustainable use endure? Wildlife Society Bulletin 41:821-826. DOI10.1002/wsb.830 Abstract |  Download  | 
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Completed Projects


  • Applied dendrology (2015)
  • Plant Community Ecology (2015)
  • Human dimensions of Wildlife Conservation (2014)
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Technical Publications

  • Organ, John F. 2014. Ding's Brilliant Idea. Fair Chase. 29(4): 36-38. Abstract |

Current Staff

Federal Staff: 101

Masters Students: 234

Phd Students: 160

Post Docs: 60

University Staff: 268

5 Year Summary

Students graduated: 672

Scientific Publications: 1904

Presentations: 4324


Contact Information

Tel: (703) 648 - 4261

Cooperative Research Units Program Headquarters Cooperators

  1. U.S. Geological Survey