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  • All fields: humpback
(47 results)



Display: 20

    • Final biological opinion for the operation of Glen Canyon Dam

    • U.S. Fish and Wlidlife Service
    • Floods--Colorado River (Colo.-Mexico); Sedimentation and deposition--Colorado River (Colo.-Mexico); Aquatic biology--Colorado River (Colo.-Mexico)
    • 88 pages (PDF version). File slze; 1159.4 KB. The consultation considered the impact of changing the dam's water flow on the local species of humpback chub (Gila cypha), the Kanab ambersnail (Oxyloma haydeni kanabensis), razorback sucker...
    • Arizona Highways, March 2013

    • Arizona Highways Magazine
    • Arizona; Arizona Highways Magazine; Arizona Department of Transportation
    • Arizona Highways, March 2013

      Contents:
      02 EDITOR’S LETTER
      03 CONTRIBUTORS
      04 LETTERS TO THE EDITOR
      05 THE JOURNAL People, places and things from around the state, including the colorful history of the Westward Ho; a...
    • Science plan for potential 2008 experimental high-flow at Glen Canyon Dam

    • Geological Survey (U.S.)
    • Rivers--Regulation--Environmental aspects--Colorado River (Colo.-Mexico); Flood control--Research--Colorado River (Colo.-Mexico); Sedimentation and deposition--Research--Colorado River (Colo.-Mexico); Freshwater ecology--Research--Colorado River...
    • 112 pages (PDF version). File size: 848.634 KB. The plan describes proposed monitoring and research activities to be conducted by the U.S. Geological Survey’s (USGS) Grand Canyon Monitoring and Research Center (GCMRC), if the Secretary of the...
    • Proposed experimental releases from Glen Canyon Dam and removal of non-native fish: environmental...

    • United States. Bureau of Reclamation. Upper Colorado Region.
    • Floods--Colorado River (Colo.-Mexico); Sedimentation and deposition--Colorado River (Colo.-Mexico); Aquatic biology--Colorado River (Colo.-Mexico);
    • 157 pages (PDF version). File size: 1508.71 KB. "Three Department of the Interior agencies, The Bureau of Reclamation (Reclamation), National Park Service (NPS), and U.S. Geological Survey (USGS), are proposing a series of experimental releases...
    • Grand Canyon humpback chub population stabilizing

    • Geological Survey (U.S.)
    • Humpback chub--Colorado River (Colo.-Mexico); Rare fishes--Colorado River (Colo.-Mexico); Fishes--Ecology--Colorado River (Colo.-Mexico)
    • 2 pages (PDF version). File size: 63.262 KB.
    • Scoping report for the Glen Canyon Dam long-term experimental plan environmental impact statement

    • United States. Bureau of Reclamation. Upper Colorado Region.
    • Dams--Environmental aspects--Arizona; Water resources development--Environmental aspects--Arizona;
    • 31 pages (PDF version). File size: 276.095 KB. One of a series of documents relating to plans for changing water flow at Arizona's Glen Canyon Dam. The document includes analysis of public comments to show what environmental issues connected to...
    • Grand Canyon National Park guide: South Rim

    • United States. National Park Service. Grand Canyon National Park.
    • Outdoor recreation--Arizona--Grand Canyon National Park; Trails--Arizona--Grand Canyon National Park
    • This title contains one or more publications.
    • Arizona Highways, June 2007

    • Arizona Highways Magazine
    • Arizona; Arizona Highways Magazine; Arizona Department of Transportation
    • Arizona Highways, June 2007

      Contents:
      02 DEAR EDITOR
      03 ALL WHO WANDER The gift of the Canyon.
      04 VIEWFINDER Arizona’s best campsite is revealed.
      05 TAKING THE OFF-RAMP Arizona oddities, attractions and...
    • Arizona Highways, July 2008

    • Arizona Highways Magazine
    • Arizona; Arizona Highways Magazine; Arizona Department of Transportation
    • Arizona Highways, July 2008

      Contents:
      02 EDITOR’S LETTER
      03 CONTRIBUTORS
      04 LETTERS TO THE EDITOR
      05 THE JOURNAL People, places and things from around the state, including life as a vet on the Navajo and Hopi...
    • Record of decision: operation of Glen Canyon Dam: final environmental impact statement

    • United States. Bureau of Reclamation. Upper Colorado Region.
    • Dams--Environmental aspects--Arizona--Glen Canyon; Water resources development--Environmental aspects--Arizona--Glen Canyon Region;
    • 15 pages (PDF version). File size: 160.538 KB. Appendix G. "This record of decision (ROD) of the Department of the Interior, Bureau of Reclamation (Reclamation) documents the selection of operating criteria for Glen Canyon Dam, as analyzed in the...
    • Paria/Buckskin tamarisk and Russian olive eradication

    • United States. Bureau of Land Management. Arizona Strip District.
    • Invasive plants -- Environmental aspects -- Arizona; Invasive plants -- Control -- Arizona;
    • 58 pages (PDF version). File size: 625.217 KB. Environmental Assessment AZ-120-2007-0021
    • Arizona fishing regulations

    • Arizona. Game and Fish Dept.
    • Fishery law and legislation--Arizona;
    • This title contains one or more publications.
    • Arizona Highways, July 2012

    • Arizona Highways Magazine
    • Arizona; Arizona Highways Magazine; Arizona Department of Transportation
    • Arizona Highways, July 2012

      Contents:
      02 EDITOR’S LETTER
      03 CONTRIBUTORS
      04 LETTERS TO THE EDITOR
      05 THE JOURNAL People, places and things from around the state, including a piece of Flagstaff history you may have...
    • Arizona Highways, November 2013

    • Arizona Highways Magazine
    • Arizona; Arizona Highways Magazine; Arizona Department of Transportation
    • Arizona Highways, November 2013

      Contents:
      02 EDITOR’S LETTER
      03 CONTRIBUTORS
      04 LETTERS TO THE EDITOR
      05 THE JOURNAL People, places and things from around the state, including the 45th anniversary of Dine College;...
    • Arizona Highways, November 1996

    • Arizona Highways Magazine
    • Arizona; Arizona Highways Magazine; Arizona Department of Transportation
    • Arizona Highways, November 1996

      Contents:
      p. 2 Along the Way, Isn’t It Time We Started Talking Turkey? by James Tallon.
      p. 3 Letters to the Editor.

      Special Section: Collecting the West.
      p. 5 Collecting the West, by...
    • Arizona Highways, August 1995

    • Arizona Highways Magazine
    • Arizona; Arizona Highways Magazine; Arizona Department of Transportation
    • Arizona Highways, August 1995

      Contents:
      02 ALONG THE WAY That wonderful and awful stuff industry just can’t do without. And Arizona’s got plenty of it.
      03 LETTERS
      04 NATURE. LOTTERY MONIES PLAY A ROLE IN CONSERVATION What...

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