2020

News about the Decline of Deer Populations from 2020

How Does Energy Development Affect Wildlife Migration Patterns? June 8, 2020 Wyoming, The Pew Charitable Trusts 
... in Wyoming, where mule deer populations have been in decline since the 1990s despite significant interventions to stabilize their numbers... Our study showed that migratory use by deer steeply declined when surface disturbance from energy development, such as access roads and well pads, exceeded 3% of the migration route...

How to preserve Russia's endangered species of northern deer May 12, 2020 TASS
... a few subspecies of northern deer - the European, Siberian and Okhotsk subspecies... "Over ten years, the population [of northern deer] declined by a half. The reasons are: first of all, the poaching hunting, and secondly, shrinking habitat - cut woods, active tourism - animals get disturbed in spring," [Russian Arctic National Park’s Deputy Director Ivan Mizin] ...

Draft Cripple Creek Deer Management Plan May, 2020 Colorado, CPW Report
..Like much of Colorado, the Cripple Creek (D-16) deer herd reached peak population levels in the 1960s and 1970s before declining through the 1980s and 1990s. It is estimated this population peaked in the 1960s at approximately 27,000; however, that estimate included GMUs 59 and 591, which are no longer considered part of this population. In the decades since, the population and associated harvest have declined by approximately 50%...

... Pronghorn and mule deer populations have been trending in the wrong direction, plummeting by as much as 40% in certain herds because of habitat loss and fragmentation ... two identified migration corridors—for the Sublette pronghorn and Wyoming Range mule deer herds—are up for potential designation by the state...

... The study is designed to identify mule deer movements in the northern Bighorns, evaluate seasonal range and habitat use and document fawn production and three-to-six month fawn survival rates.  Mule deer populations in much of Wyoming and the West have been declining for decades...
Last Lake Superior caribou surviving on their new island homes April 5, 2020 Minnesota, Duluth News Tribune
...  once numbered in the thousands across a wide swath of three states and Ontario, are surviving on just two islands ... After a dramatic airlift operation in 2018, an estimated 23 caribou seem to be doing well on Ontario’s Slate Islands ...

... Mule deer have seen a decline in total numbers throughout the West ... A majority of the funding will be used to support habitat improvement efforts around the state, like fighting cheatgrass spread to support native plant productivity and reducing the encroachment of conifers into aspen stands, which provide coverage and forage for mule deer...

An open letter to blacktail deer hunters March 1, 2020 Oregon, The Bulletin
... we are seeing a not-unexpected decline in deer numbers. Where we lose habitat to development, where predator numbers have exploded, where timber stands mature and choke out the shrubs that deer depend on, there will be fewer deer... Blacktail deer can thrive in places where the older trees are removed and the sunlight can penetrate to the forest floor. When politics disrupt logging practices, deer are the losers...

CPW looks for ways to help declining elk population February 21, 2020 Colorado, KUSA
... elk herds in southwest Colorado ... The number of elk in that area dropped from 19,500 in 2015 to 16,889 in 2019, according to CPW...  a troubling decline in calves surviving to maturity ...

... Despite the effort, Southwest Colorado’s elk and deer herds struggle. But Holst said it’s not fair to blame oil and gas development.  Habitat loss from residential and commercial development, recreation such as hiking and hunting, as well as drought all play a role in big game’s decline...

The Quiet Extinction February 19, 2020 Montana, Montana Kaimin
... Caribou herds once abundantly thrived from the western coast of Alaska to the eastern fronts of Canada, but that is no longer the case... Caribou migrate longer distances than any other mammal on Earth ... The final herd of the Lower 48, the South Selkirk herd, officially became extinct ... [at the end of 2019] ...

Upper Powder River Mule Deer study January 26, 2020 Wyoming, Casper-Riverton KCWY-DT
 ... In the first year of the study, 18 deer died; causes range from Chronic Wasting Disease, pneumonia, predation, one even falling from a cliff. Researchers also learned a few deer migrated over 30 miles. Nutritional condition of the deer has been less than expected, despite precipitation being above average over the last two years...

The fight for Minnesota's Moose January 23, 2020, UMN News
... its population in Minnesota has declined by more than 50 percent since 2006 ... collaborating... to ... decipher whether a parasite called brainworm is the number one threat to Minnesota’s largest wild animal...

California “Deer Factory” on the decline January 15, 2020 The Willits News
... the term “Deer Factory” is a by-gone term for the northern remote mountains of California, called the B-Zones. Fifty years ago it was normal on a walk through the woods to see 40-50 deer in a day ... Today, few bucks are seen and the greater numbers of deer we once saw regularly, have vanished largely in northwestern California...

Local group starts wildlife survey, concerned about predators January 14, 2020 Washington, Eastern Washington Statesmen Examiner
... ungulate herds appear to be declining at a rate that should be making state officials nervous. Instead, he claims that biologists with Fish and Wildlife seem to be underreporting the number of predators and over-reporting deer, elk and moose populations to make the situation look better than it is... The Northeast Washington Wildlife Group is asking local residents and hunters to fill out a survey ...

North Fork deer herds are threatened January 15, 2020 Wyoming, Cody Enterprise
... decline of the mule deer and white-tailed deer herds on the North Fork of the Shoshone River... attributed to, the harsh winters of 2016-17, and very healthy wolf, grizzly bear and mountain lion populations... The wolves more than any other predator follow the deer to the Central Plateau ...

... Scientists have come to consider these ancient routes as critical habitat warranting state protection. With mule deer population numbers hovering near historic lows, the state has been debating how to avoid losing this animal ... Wyoming is home to roughly 400,000 mule deer and about half the world’s pronghorn population...




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