All posts by Chris Gill

Ranching, wildlife management, finance, oil & gas, real estate development and management.

Explaining Pronghorn Decline: The Answer is Hidden in Plain SightExplaining Pronghorn Decline: The Answer is Hidden in Plain Sight

Don Frantzen on Predator Removals

Don Frantzen is a highly-experienced manager of deer herds.  We have been friends for twenty-five years. He offered these thoughts on predator removals:

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Habitat Guidelines for Mule Deer

This document was amended in 2009. It is dated 2006, but contains, for example, references to the Briske, et al. paper published in 2008. Its conclusions are identical to the unamended version.

Aoudad at Two Section, August 2009.

This is an Aoudad, or Barbary Sheep. 900 of these animals have been shot at Big Bend Park, from helicopters, by members of Texas Parks and Wildlife, some of whom are included in the ‘Contact’ tab.   This aerial gunning is accomplished using automatic weapons. Texas Bighorn Society pays for the program. Texas Bighorn Society

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Coyote at Two Section, August 2009

Coyote at Two Section

Cougar at Two Section, July 2009

The policy to treat these as vermin is a huge mistake.

Eagle at Two Section, July, 2009

This immature Golden Eagle was flying along the east escarpment.

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Bighorn Ram in Two Section, July 2009

Bighorn in the mountains.

Keyline Concepts for Subsoiling

Netting out what comes below, as explained in paragraphs 11-18: always plow valleys downwards and ridges upwards. This is the heart of Keyline subsoiling and the major unrecognized aspect of contouring which can actually cause erosion to increase.   Next is the plow itself. Virtually all plows and discs are designed to kill plants and

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Steve Nelle to Mule Deer Working Group June 2009

Steve Nelle is one of the leading NRCS scientists practicing today. We tried to get the authors of Habitat Guidelines to visit Circle Ranch and meet with Savory, who journeyed from Zimbabwe for this purpose.I even offered to pay airfare. None attended.

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Chris Gill to Dr. David Briske

I had already read the Briske paper and realized that it tested Short Duration Grazing systems and not planned grazing. But when the Authors of Habitat Guidelines for Mule Deeroffered it as proof of their conclusions against planned grazing, I wrote Dr. Briske this letter and copied the Authors.