top of page

GRIZZLY TIMES

LEGAL DECLARATIONS & TESTIMONIES TO ELECTED POLITICIANS

Click on the images below to download reports

Expert.David.Mattson.testimony.7-29-2019
Mattson declaration_31 July 2018-1.jpg

Declaration by Dr. David Mattson for litigation contesting the 2017 removal of ESA protections for Yellowstone grizzly bears

This declaration describes the special nature of Yellowstone grizzly bears and the on-going threats posed by environmental change and management protocols proposed by state management agencies.

Letter by Dr. David Mattson & 72 other scientists to Governor Matt Mead of Wyoming

This letter describes the threats posed to Yellowstone grizzly bears by environmental change and the problematic methods for managing mortality being proposed by the state of Wyoming.

Declaration by Dr. David Mattson for litigation contesting livestock management plans for the Upper Green River area in Wyoming

This declaration describes the threats posed to grizzly bears by US Forest Service plans for managing livestock in the Upper Green River area, with particular emphasis on the problems posed by allowing 72 bears to be killed during the next 10 years.

LT-GovMattMead-73-Scientists-GrizzlyBear

Testimony submitted by Dr. David Mattson to the Senate Committee on Environment & Public Works

This testimony describes a framework for and approach to promoting coexistence between grizzly bears and people, emphasizing institutions, strategies, and reform of state wildlife management.

Mattson_GBAC letter to Bullock et al_9-1

Open Letter to Montana's Governor & Director of FWP

This letter addresses numerous short-coming in both the constitution and implementation of Montana's recently adjourned Grizzly Bear Advisory Council--prominent of which was the politicization of science by the State. (Dr. David Mattson)

Declaration by Dr. David Mattson for litigation contesting routing of the Pacific Northwest National Scenic Trail (PNNSC)

This declaration describes the threats posed to grizzly bears by US Forest Service plans to route the PNNSC through the best remaining habitat available to the highly imperiled Yaak grizzly bear population.

PNNST Declaration cover-1.jpg
House_Expert.David.Mattson.Testimony.5-15-2019.NRC-1.jpg

Testimony submitted by Dr. David Mattson to the House Natural Resources Committee

This testimony provides scientific support for a bill introduced by Representative Grijalva entitled "Tribal Heritage and Grizzly Bear Protection Act" (H.R. 2532).

Declaration.David.Mattson.April.13.2023-1.jpg

Declaration by Dr. David Mattson for litigation contesting the Helena National Forest Plan

This declaration attests to the importance of preserving habitat protections for grizzly bears provided by stringent Big Game Standards in areas key to establishing connectivity between the NCDE and other grizzly bear Recovery Areas.

Declaration by Dr. David Mattson for objections to the Gallatin NF South Plateau Project (SPLAT)

This emphasizes the extent to which current standards for measuring grizzly bear habitat security in Greater Yellowstone are deficient, and the related threat posed by a 40,000 timber harvest project in an area key to establishing connectivity with the Bitterroot Recovery Area.

SPLAT Declaration cover-1.jpg
Upper Green River Declaration cover-1.jpg

Declaration by Dr. David Mattson for litigation contesting the East Paradise Range Allotment Grazing Plan

This declaration describes the threats posed to grizzly bears by management of cattle grizzly on public lands in the GYE, with specific reference to Forest Service allotments on the Custer-Gallatin NF in Paradise Valley.

East Paradise Declaration cover-1.jpg
MT Wolf Trapping_Declaration_Cover_Small.jpg

Declaration by Dr. David Mattson for litigation contesting Montana wolf trapping regulations

This declaration features the potential harm to grizzly bears caused by aggressive efforts to reduce wolf populations in Montana including extension of the trapping season into non-denning periods when grizzly bears are potential non-target victims.

bottom of page