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Chronic Wasting Disease in Iowa Part III

IOWA – The Iowa DNR is releasing a series on chronic wasting disease, to provide the latest information and online tools to one of our most important partners – Iowa’s deer hunters.

This series will be released in four parts ahead of the opening of Iowa’s gun deer season. The topics include:

Sampling and Testing Iowa Deer

New Chronic Wasting Disease Response Plan

-Deer Management

-Importance of Deer Hunting

Chronic Wasting Disease in Iowa Part III: Deer Management

During public meetings, the question seems to always get asked – If you can’t stop chronic wasting disease (CWD), what’s the point of doing anything?

The Iowa Department of Natural Resources’ (DNR) chronic wasting disease management objective is simple: to document the spread of the disease while balancing deer herd health with quality hunting opportunities, for as long as possible, while preparing Iowans for a future with chronic wasting disease.

“We’re trying to mitigate increased transmission and high prevalence rates by keeping deer numbers at a balanced level–in other words, avoiding overabundance,” Elliott said. “We’re not doing aggressive, targeted deer removals; all of our harvest and surveillance is voluntary.”

Iowa’s response to the disease has been measured, guided by current research and reliant upon public participation and support.

The importance of collecting samples is understanding local disease dynamics and openly sharing that information with the public, he said.

The CWD Response Plan provides a clear and structured blueprint to assess potential management options when appropriate, gives a nuanced approach to harvest-based management that takes into account local deer population, recent trends, current harvest levels and public tolerance. It also helps with internal consistency and keeps staff up to date.

“Hunting plays a huge role in slowing the spread of the disease. We encourage hunters to continue hunting in Iowa and managing the herd for future generations,” Harms said.

Iowa is in its 24th year of monitoring for chronic wasting disease and Iowa’s deer hunters have provided more than 110,000 tissue samples for testing, and by increasing harvest surrounding positive test results, when appropriate. Iowa has been tracking the presence of chronic wasting disease since the first positive deer was found in Allamakee County in 2013.

“We need to continue the strong partnership we’ve built with our hunters and maintain public support for our deer management, and that goes beyond chronic wasting disease,” Elliott said. “The key word in our response plan is ‘voluntary.’ Iowa’s hunters are invaluable for making our surveillance program work every year – without them, we would not be able to maintain the program.”

Iowa’s emphasis on ‘voluntary’ is somewhat unique, many states have some type of mandatory sample submission or intense culling efforts.

“Hunters care, they’re passionate, it’s important to them, they want to do what they can to slow the spread of the disease,” said Tyler Harms, biometrician with the Iowa DNR. “The passion is there, they want to help and you can’t get any better than that in my opinion.”

Up next…Part IV: Importance of Deer Hunting.