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WAFWA Mule Deer Working Group

What's in a Name?

Of Shipwrecks and Captives

The West that Was . . . No Longer Is

Losing Ground

The Mounting Pressure of Development

A Place for Predators

Precipitation - A Driving Force

Wilderness Breakup

Elk and Mule Deer Interactions

Mule Deer Regions - No Two are Alike

Plant Communities in Trouble . .

Mule Deer Diseases

Supplemental Feeding - Just Say No

Learning By Doing

Managing Deer Herds with Harvest

Our Summary

WAFWA

The Mounting Pressure of Development
Oil-Gas-Mineral Exploration and Mining

You've read the bumper stickers - "Wyoming - Like no Place on Earth." And "Wyoming Wildlife - Worth the Watching." The scenery and solitude of the wildness of Wyoming is special in the hearts of residents and nonresidents alike.

Add 100,000 wellheads to a landscape that is already feeling the effects of other kinds of energy developments, and "Wyoming - Like no Place on Earth," may take on a new meaning significantly different from the one bumper sticker creators had in mind. The Powder River Basin Oil and Gas Project could be the catalyst for that change in meaning.

The project is a proposed coalbed methane development that would encompass over 7 million acres in northeastern Wyoming. Coalbed methane is a form of natural gas generated in coal seams. There has always been an interest in extracting this resource from the land, but technology prevented it from happening. Recent advances in technology are forcing Wyoming to brace for unprecedented coalbed methane production, with an estimated 50,000 to 100,000 wells drilled in the next several decades.

Development can sometimes create wildlife habitat, and in the case of this project, some aboveground improvements such as watering sites for wildlife seem possible.

But there are serious concerns, as well. Biologists believe that mule deer and their habitats can be harmed because of oil, gas and mineral exploration and extraction. An increase in mortality, ingestion of toxins, loss of habitat, barriers to migratory mule deer that move from winter to summer ranges, and disturbance that fragments and degrades habitats have the potential to affect mule deer populations.

Wyoming Game and Fish Biologist Steve Kilpatrick said oil and gas exploration in mule deer winter range may have negative indirect effects, as well as direct effects.

Oil development southwest of Big Piney in western Wyoming mule deer winter range. By Dan Stroud.“The direct effects are roads and disturbance,” said Kilpatrick. “Once you have those, you have fragmented the habitat. Big game can’t always jump roads. Then you set yourself up for successful fire suppression operations where you can intercept fires. We can more easily control and master natural processes with roads. And we can’t go into these places to do prescribed burns because of the risk. We’re now limited with going in there and doing mechanical things to mimic fire, but these techniques aren’t as effective because of reductions in nutrient recycling.”

And there are other issues, as well. Ground water has to be removed to extract methane from coal seams. If this water is contaminated, where will it be placed? If it isn't contaminated, where will it be used? If additional water is placed above ground, it could effect a positive change by creating new wetlands. Or, it could change stream flow and the habitats of native fish. Coalbed methane projects have the potential to disturb wildlife at critical times of the year.

Coalbed methane wellheads are small, but each comes complete with its own road and utility line. No one knows the effect this project would have on sensitive wildlife such as sage grouse, a species of concern throughout the West.

Development has the potential to affect more than native fish and wildlife. Development will attract more people to Wyoming, placing additional stresses on existing resources. Construction of new power plants will place greater demands on water resources.

One of the most significant potential impacts is the visual effect on the landscape of Wyoming. Visions of breathtaking landscapes may be cluttered with the signs of energy exploration.

How do state fish and wildlife agencies respond to these challenges?

Dan Stroud, a habitat biologist with the Wyoming Game and Fish Department in Pinedale, said issues concerning shrub habitats, sensitive species and development are creating a crisis in agencies throughout the West.

"We simply are not able to keep up with the extensive wildlife habitat management needs we face across our vast landscape," said Shroud.

Stroud said efforts must be focused on "larger habitat assessments coupled with management solutions," but that the direct effects of largescale landscape changes are difficult to quantity.

"We can't quantify the specific effects of coalbed methane development," said Stroud. "We don't know the effects on mule deer from a stress standpoint." As an example, he added that mule deer are living in and around towns that seemingly aren't stressed by people.

But Stroud said wildlife are affected by development.

"The direct effects of development to mule deer are habitat removal combined with the pressures of existing grazing of livestock," said Stroud. "You're reducing the forage base so there's more competition for what's left."

The BLM’s Senior Wildlife Specialist Cal McCluskey believes it is important to look at oil, mineral and gas exploration on a large scale that crosses political boundaries.

"Places like Powder River basin and southwestern Wyoming are key areas, not just for Wyoming, but regionally, and nationally, because of the large mule deer winter ranges they provide," said McCluskey.

McCluskey said the BLM is developing a sagebrush biome conservation strategy to help identify key areas within the landscape throughout the sagebrush ecosystem. His agency will use that information to help influence land use allocations.

"Land use allocation is where the rubber meets the road," said McCluskey. "One of the limiting factors on past land use plans is they've been developed with blinders on, ignoring what's going on by looking at the administrative boundary the land covers. To make better decisions that have longer term value for all resources, you have to take a broader look on a larger scale, and ask how it relates to smaller pieces of land. That will help influence decisions."

Regardless of the types of decisions made, diligent, consistent long-term monitoring of mineral, oil and gas exploration sites will be necessary to truly understand the effects of this type of development on the landscape, people, and native fish and wildlife. In the meantime, Wyoming is one of many western states and provinces that has the difficult challenge of grappling with the energy needs of its citizens and nation, with the impressive landscapes that make “Wyoming – Like no Place on Earth.”


Mule Deer, Changing Landscapes, Changing Perspectives, is a series of non-technical articles based on technical papers from the book, “Mule Deer Conservation: Issues and Management Strategies” Published by The Berryman Institute, Utah State University.

The contents of this web page may be photocopied or reprinted for noncommercial purposes using the citation listed below:

Mule Deer Working Group. 2003. Mule Deer: Changing landscapes, changing perspectives. Mule Deer Working Group, Western Association of Fish and Wildlife Agencies.