A COLLABORATION OF: OSU LIBRARIES & PRESS 
INSTITUTE FOR NATURAL RESOURCES
INSTITUTE FOR NATURAL RESOURCES
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Willamette
Willamette
In the Upper Willamette Subbasin (4th field watershed) there are four 5th field watersheds: Calapooia River watershed, Long Tom River watershed,...
Agencies involved:
ACOE: US Army Corps of Engineers
BLM: US Bureau of Land Management
...
The land use and land cover patterns that appear circa 1990 are the results of both natural and cultural influences. Since the mid 19th century,...
Oregon State University 1964 Corvallis Flood
This collection features 59 oblique photographs flown by Western Ways, Inc. on...
In the 1960s, Oregonians began to recognize that the pattern of residential development in the basin was creating sprawling suburbs and visual...
Every river has its hero. The Tualatin has the crawfish. In 1951 the people of Tualatin decided to celebrate the abundance of crawfish in the...
The valley floor of the Willamette River Basin is one of the most important agriculture areas in Oregon due to the fertile soils and long...
Agencies involved:
ACOE: US Army Corps of Engineers
DEQ: Oregon Department of Environmental Quality...
Revetments
Communities along the Willamette River have attempted to control the movement of the river since the floods of 1860 and 1861. Large stone...
Several different aquatic indicators can describe the ecological health of a stream and watershed.
Habitat Quantity and Quality
Stream organisms...
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