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326 - 350 of 5942 Items << < 9 10 11 12 13 14 15 16 17 18 > >>
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A trophic model that simulates interactions between
a predatory fish (Pacific hake, Merluccius productus), forage
fish, and juvenile salmon off the Columbia River
was constructed to identify if trophic interactions could
account for marine...
2007 (iso8601)
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River basins provide essential services for both humans and ecosystems. Understanding the connections between ecosystems and society and their function has been at the heart of resilience studies and has become an increasing important endeavor in...
2012-07-11 (iso8601)
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Late Quaternary sediments in the Willamette Valley, Oregon, include a unit of chiefly silt and fine sand, the Willamette Silt Formation. Previous workers have (1) Assigned the Willamette Silt different ages which range from Sangamon interglacial...
1965-01-16 (iso8601)
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The acreages under existing developments served from the main stem of the Columbia are shown, by counties, in the following tabulation:
Land irrigable under existing works—Main stem of
Columbia River
Acres
Location
Total
Irrigated...
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eral valleys along the Powder River and its north fork. The largest of these is the Baker Valley in the upper middle part of the drainage area.
Above Baker two irrigated valleys contain approximately 6,000 acres of irrigated land. The upper, or...
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in the several pumping developments are indicated in the following table :
Pumping development Acreage
Indian Cove 1, 010
West Indian Cove 430
Bennet Brothers 150
Shoo Fly ranch 500
snake River 3,030
Grand View 5, 470
Reynolds...
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Construction of two storage dams in the Milton-Freewater project would provide about 12,000 acres of land with supplemental water and 2,500 acres with full water supply. The Milton Reservoir on the Walla Walla River about 3 miles upstream from...
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red to, "that actual construction ought to await the improvement of the river from the foot of the main rapids to the lower steamboat landing," and for the reasons stated.
The effect of removing the rocks and reefs in the bed of the river will...
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Irrigation from White River and tributaries is under three small ditch companies and many minor diversions. Storage control is of minor consequence and, in most years, water shortages occur in the late season. The stream grades are steep and the...
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Irrigation.—Two additional developments are contemplated in the basin above Owyhee Dam. Within the Duck Valley Indian Reservation additional surveys are required to determine accurately the ultimate irrigable area of land for which water rights...
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1 mile below the Celilo landing, and extends directly down stream for nearly 1.75 miles. Large openings at the shore end of the ledge make the partial fall known as the Horseshoe, and whose waters escape to the river below through the deep narrow...
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divisions, all that is planned is extension of the lateral system and its improvement to eliminate excessive seepage losses.
The present irrigable areas, potential extensions, and ultimate irrigable areas of the three divisions of the Flathead...
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Papers of Amos Burg, an Oregon-based writer,
explorer, and film maker who later headed the Alaska Department of Fish and
Game's education office from 1954 to 1974. The papers date from ca.1917-1985
and contain detailed diaries and...
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Society in the Pacific Northwest." Indeed, some of Return to the River's recommendations closely resemble not just those of the National Research Council study, but also the National Marine Fisheries Service's proposed recovery plan; the treaty...
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Announcement and draft transcript of the First Annual Meeting of the Colorado River Water Forecast Committee, Los Angeles, California, April 16, 1945, as well as associated documents and correspondence. Main correspondents are Ralph Parshall, F....
2017-07-12 2017-07-12 |
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Draft transcript of the Third Annual Meeting of the Colorado River Water Forecast Committee in Los Angeles, California, April 16, 1947, as well as associated programs, committee correspondence, and documents. Also included are the following...
2017-07-12 2017-07-12 |
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2. The Snake River and the "Two Rivers" Concept
The Snake River, the Columbia's largest tributary, drains more than 40 percent of the surface area of the Columbia Basin, yet supplies only about 20 percent of the Columbia's flow. 62 Most of the...
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The Columbia has joined this debate more than once. Up to this time, the course of the river governance debate has gone through three phases.
Early proposals for comprehensive authority, and the reality of ad hoc management. The early debates...
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CONGRESSIONAL RECORD — SENATE 5307 As this debate proceeds on Wednesday, I think we will have the right to get the answers from the subcommitee to which the Senator from Massachusetts has referred, in regard to some of their findings. If they do...
2008-11-01
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958 congressional record -— senate 5463 merely wish to enunciate one particular faqpt for the Record at this point. I as-re the Senator and his colleagues that : h|ave no intention of trying to strike ; item from the bill. Lowever, on March 26 I...
2009-04-01
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Section 5C (3) [5D3]
"The impact of water diversion for thermal plant cooling, whether for evaporation towers or for irrigation, should be checked."
The location of thermal plants within the State of Washington is subject to the Washington...
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ing at the bars during construction of permanent works and on shoal places in the river below Saint Helens, and in snagging operations.
The natural depth of river channel was not more than 12 feet at low-water on the shoalest place.
The amount...
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average annual duration is very short. Steamers plying here are large and powerful. Barges are much used; they are fitted with sails and frequently sail upstream ; winds prevail in that direction, except during whiter. There are several lumber and...
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Photographs of various projects undertaken by the Puget Sound Bridge and
Dredging Company, including shipbuilding, bridges, dams, and buildings, plus scrapbooks of clippings, and
blueprints; Historical Note:; Founded in 1889, the Puget...
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This project was initiated to determine the incidence, distribution
and species of fish affected by Ceratomyxa shasta in Oregon
waters. Returning adult Pacific salmon and steelhead trout were
chosen for the survey because they were known to be...
1967-05-09 (iso8601)
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