Senator Dianne Feinstein has responded (PDF) to the National Academy of Sciences National Research Council’s report on the Sacramento-San Joaquin Delta noting that the report did not indicate a need to enforce more rigorous pumping restrictions.  Feinstein emphasized the finding that other stressors, including predators, may have a potentially large impact on endangered species in the Delta and the need to integrate the two biological opinions.  Finally, Feinstein urged the Departments of Interior and Commerce to implement the biological opinions with additional flexibility with respect to likely water limitations.