Tag: fishers

December 20, 2022

TWS2022: Fishers in northeast exposed to rodenticides

When researchers were studying fisher survival and reproduction in New York state using radio collars, they noticed individuals that were otherwise healthy had died from relatively minor injuries or failed...

May 5, 2022

Tribe’s dataset aids in estimating fishers

Fishers are not the easiest mammals to keep tabs on. But in Northern California, the Hoopa Valley Tribe’s wildlife division has been capturing and studying them since 2005, creating one...

December 3, 2021

Watch: Trail cameras capture cryptic fishers in action

Biologists with the Oregon Department of Fish and Wildlife are working to conserve fishers (Pekania pennanti), a species state listed as sensitive. Fishers are hard to find in the wild,...

October 28, 2020

For some carnivores, half their diet comes from human food

Human food comprises up to half the diet of carnivores living close to people, researchers found, which can have consequences for the individuals and the ecosystem. “A lot of us...

May 27, 2020

Southern Sierra Nevada region fishers listed as endangered

The U.S. Fish and Wildlife Service has added  a distinct population of fishers (Pekania pennanti) in the southern Sierra Nevada Mountains of California to the list of endangered species under...

August 16, 2019

In Canadian biosphere, key corridors cross private land

The Beaver Hills Biosphere in central Alberta includes a patchwork of protected areas, but some of the terrain that fishers in the region rely on most are unprotected. “We really...

May 24, 2017

WSB Study: Scientists quantitatively tell tracks apart in snow

Biologists surveying carnivore populations in snow-covered regions often have a hard time differentiating between the tracks of similar species. By analyzing track characteristics and snow measurements, a recent study focused...

July 7, 2016

Wild Cam: Where are fishers found in New York State?

Fishers haven’t always been prevalent in the central and western parts of New York State. In fact, in the late 1800s and early 1900s, populations declined rapidly due to unregulated...

April 27, 2016

JWM study: Predation largely to blame for fisher deaths

Biologists are now closer to understanding fisher (Pekania pennanti) survival and mortality rates following a multiyear study. New research published in the April issue of The Journal of Wildlife Management, found...