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Biology-based Stressor Thresholds
Biology-based Stressor ThresholdsCalifornia State Water Resources Control Board, Non-point Source Program | October 1, 2011...Summary
The objective of this memo is to describe how biological assessment data (such as those collected using Surface Water Ambient Monitoring Program (SWAMP)...
Nutrient Management Strategy for San Francisco Bay
Nutrient Management Strategy for San Francisco BaySan Francisco Bay Regional Water Quality Control Board | November 1, 2012...Summary
This document presents a draft strategy for developing the science needed to make informed decisions about assessing nutrient impacts on water quality, protecting...
Nutrients in the Nation’s Streams and Groundwater: National Findings and Implications
Nutrients in the Nation’s Streams and Groundwater: National Findings and ImplicationsU.S. Geological Survey | September 1, 2010...Summary
A comprehensive national analysis of the distribution and trends of nutrient concentrations in streams and groundwater from 1992 through 2004 is provided by...
The Development of Nutrient Criteria For Ecoregions Within: California, Arizona, and Nevada
The Development of Nutrient Criteria For Ecoregions Within: California, Arizona, and NevadaU.S. Environmental Protection Agency Region 9 – Pacific Southwest Region, California State Water Resources Control Board | January 1, 2002...Summary
Development of regional nutrient criteria is one component of a larger strategy to address water quality problems associated with nutrient over-enrichment and culturally-induced...