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Foreword: Water temperatures in the Sacramento River are critical to the survival and perpetuation of chinook salmon. Requirements for adults are different than those for eggs and juveniles. Temperatures may directly affect the fish, or may affect fish indirectly through effects on other environmental factors such as food organisms or predators. Required temperatures may also differ for different races of...
This document contains mosaiced aerial photography from late January, 1970 for the Sacramento River corridor from near Hamilton City downstream to south of Colusa. After each successive page of 1970 imagery, the same area is displayed with 2010 imagery from the National Agricultural Imagery Program (NAIP). In late January 1970, during a major flood event on the Sacramento River, the...