Life Sciences

New life sciences research has been reported by scientists at University of California

Published in Biotech Business Week, January 1st, 2007

New investigation results, "Biological oxygen demand dynamics in the lower San Joaquin River, California," are detailed in a study published in Environmental Science & Technology. "Dissolved oxygen less than 5 mg L(-1) (U. S. EPA advisory level) commonly occurs in the lower San Joaquin River (SJR), California," researchers in the United States report.

"Most acute episodes typically occur in late summer and fall. The oxygen deficit can stress and kill aquatic organisms, often inhibiting the upstream migration of Chinook salmon (Oncorhynchus tshawytscha). This 5 year study examined watershed-scale spatial and temporal biological oxygen demand (BOD) loads and the primary...

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Source: Biotech Business Week (2007-01-01)

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