Rodenticide Content

Marijuana Farms Expose Spotted Owls to Rat Poison in Northwest California

Katherine E Kerlin — January 11, 2018 - 3:44pm

Wildlife species are being exposed to high levels of rat poison in northwest California, with illegal marijuana farms the most likely source point, according to a study led by the University of California, Davis, with the California Academy of Sciences.

The study, released Jan. 11 in the journal Avian Conservation and Ecology, showed that seven of the 10 northern spotted owls collected tested positive for rat poison, while 40 percent of 84 barred owls collected also tested positive for the poison.

Poisons from illegal marijuana grows threaten wildlife

IET WebDev — June 27, 2013 - 12:00am

Rat poison used on illegal marijuana grows is killing fishers in the southern Sierra Nevada, according to a recent study conducted by a team of scientists from the University of California, Davis, the U.S. Forest Service’s Pacific Southwest Research Station, UC Berkeley, and the Integral Ecology Research Center in Humboldt County, Calif.

Poisons on public lands put wildlife at risk (VIDEO)

IET WebDev — July 13, 2012 - 2:30pm

Rat poison used on illegal marijuana farms may be sickening and killing the fisher, a rare forest carnivore that makes its home in some of the most remote areas of California, according to a team of researchers led by University of California, Davis, veterinary scientists.