226 results — topic: Ecology
Herbarium-Derived Phenological Data in North America
We present infrastructure for developing large-scale and long-term phenological datasets across multiple herbaria, as well as a sample dataset that has been acquired from the digital archives of 440 distinct herbaria across North America and further processed to evaluate phenological status. This da
Humpback chub (Gila cypha) capture histories and growth data for two areas in the Colorado River network from 2009-2022 and 2017-2022
These data were compiled for a manuscript entitled 'Vital rates of a burgeoning population of Humpback Chub in western Grand Canyon. Objective(s) of our study were to compare survival and growth of humpback chub in western Grand Canyon to that from the more established metapopulation in eastern Gran
Gunnison Sage-Grouse Conservation Priority Regions in the Gunnison Basin
Gunnison Basin Working Group Research Sub Committee. February 7, 2006.
A Resolution Adopting Temporary Regulations for Gunnison County Land Use Change, Access, Reclamation, Individual Sewage Disposal System or Building Permits on Lands Located Wholly or Partially Within a 0.60 Mile Radius of a Gunnison Sage-Grouse Lek or Located Wholly or Partially Within Gunnison Sage-Grouse Occupied Habitat
Jim Starr, Hap Channell, Paula Swenson. Board of County Commissioners County of Gunnison, Colorado. June 2006.
Gunnison sage grouse is being considered for endangered species status
Luch High. Gunnison Ranchland Conservation Legacy. May 13, 2005.
Forty Years in the Environmental Movement: Where do We Stand
Bruce C. Driver. Public Policy Forum of Crested Butte Forum. August 31, 2005.
Candidate Conservation Agreement with Assurances Letter
Robert K. Towry. Colorado Division of Wildlife April 27, 2005.
Candidate Conservation Agreement With Assurances for Gunnison Sage-grouse (Centrocerucus minimus) between the Colorado Division of Wildlife and the U.S. Fish and Wildlife Service
Colorado Division of Wildlife and US Fish and Wildlife Service. April 2005.
Valuing Decentralized Wastewater Technologies
Rocky Mountain Institute. December 1, 2004.
Fish Passage Restoration Stream Habitat Restoration Guidelines: Final Draft
This technique focuses on restoring safe upstream and downstream fish passage to streams and stream reaches that have become isolated by culverts, dams, and other artificial obstructions. It also addresses ways to prevent or minimize harm to fish at stream diversions and water intakes. For migratory
Case Studies of Economic Analysis and Community Decision Making for Decentralized Wastewater Systems
Rocky Mountain Institute. December 1, 2004.
Beaver Re-introduction
Beaver can be important regulators of aquatic and terrestrial ecosystems, with effects far beyond their food and space requirements'. Beaver have the potential to modify stream morphology and hydrology by cutting significant amounts of wood and building dams. This in turn influences a variety of bio
Chubs in the Tub: Colorado's Native Aquatic Species Restoration Facility
Colorado Division of Wildlife. 2003.
Beaver Control on County Roads
Ralph E. Clark III. September 29, 2003.
Beaver and the James Creek Watershed
Mark D. Williams. February 2003.
A Modest Proposal for the Best in Colorado Water Development
Ralph E. Clark III. August 16, 2003.
Shrubland Ecosystem Genetics And Biodiversity: Proceedings
E.Durant MacAurthur, Daniel J. Fairbanks. 2001 ?
Moist Forests
Barry C. Johnston, Laurie Huckaby, Terry J. Hughes, and Joseph Pecor. May 2001.
Letters of Support for the Upper Colorado River Endagered Fish Recovery Program and the San Juan River Basin Recovery Program
Scott McInnis, Barbara Cubin, Jim Matheson, Tom Tancredo, Diana DeGette, Tom Udall, James V. Hansen, Chris Cannon, Bob Schaffer, Mark Udall, Heather Wilson, Wayne Allard, Orrin G. Hatch, Jeff Bingaman. 2001.
Guide to the Willows of Shoshone National Forest
Walter Fertig, Stuart Markow, U.S Forest Service, Oct-2001