Toxicants in Wildlife and the Forest Environment

2017

Book Chapters

Wengert, G.M., Gabriel, M.W., Thompson, C, and J.M. Higley, (2017) Ecological impacts across the landscape from trespass marijuana cultivation on western public lands. in Marijuana: New Research and Frontiers. C. Miller editor, In Press-University Press of Kansas

Thompson C., M.W.Gabriel, J.M. Higley, and G.M. Wengert, (2017) Effects of illegal marijuana cultivation on wildlife. Pesticide exposure in a native carnivore and consequences for the species survival. in Marijuana: New Research and Frontiers. C. Miller editor, In Press-University Press of Kansas

Higley J.M., M.W.Gabriel, C.Thompson, G.M. Wengert, (2017) The marijuana green rush is anything but green on Hoopa tribal lands. in Marijuana: New Research and Frontiers. C. Miller editor, In Press-University Press of Kansas

2016

TED Talk

Gabriel, IERC Executive Director invited talk at a TED event in Yosemite.

2015

Journal Articles

Gabriel M.W., L. Woods, G.M.,Wengert, N. Stephenson,J.M. Higley, C.Thompson, S.M. Matthews, R.A. Sweitzer, K. Purcell, R.H.Barrett, and S.M.Keller, (2015). Patterns of natural and human-caused mortality factors of a rare forest carnivore, the fisher (Pekania pennanti) in California. PLoS ONE, 10(11), p.e0140640

Sweitzer R.A., V.D. Popescu, C.Thompson, K. Purcell, R.H. Barrett, G.M. Wengert, M.W. Gabriel, and L.Woods, (2015), Mortality risks and limits to population growth of fishers. The Journal of Wildlife Management. doi: 10.1002/jwmg.1020

2013

Journal Articles

 Conservation Letters 2013 “Impacts of rodenticide and insecticide toxicants from marijuana cultivation sites on fisher survival rates in the Sierra National Forest, California”

 M.W. Gabriel et al. 2013 “Silent Forests? Rodenticides on illegal marijuana crops harm wildlife”
PDF of rodenticide paper
See Additional Photos
Video: Suspected poisoning case of a fisher (Martes pennanti) in California

Necropsy Summary

Poisoned fisher necropsy summary intentional poisoning of a fisher (Martes pennanti) with a carbamate insecticide laced bait at an illegal marijuana trespass cultivation site.

2012

Journal Articles

 M.W. Gabriel et al. 2012 “Anticoagulant rodenticides on our public and community lands: Spatial distribution of exposure and poisoning of a rare forest carnivore”
PDF of rodenticide paper

Rodenticide in fisher home ranges Short PDF documentation of an abandoned illegal marijuana grow site located within several fisher home-ranges where anticoagulant rodenticides and other toxicants were found

 Presentation Summarys

2012 Redwood National Park: Invited speaker presentation

2012 Wildlife Society annual meeting, western section: M.Gabriel et al. Fisher rodenticide presentation

Humboldt Institute for interdisciplinary marijuana research-invited lecture Flyer

2011

Presentation Summarys

2011 Wildlife Society annual meeting, western section: M.Gabriel et al. Fisher mortality presentation

2011 Mourad W. Gabriel presentation to Sierra adaptive management project fisher stakeholder meeting, Fresno CA

 


Frequently asked questions (FAQ) on anticoagulant rodenticides in fishers