SAN JOAQUIN RIVER
Dissolved Oxygen Total Maximum Daily Load
(SJR DO TMDL) Stakeholder Process

  The Contribution of Algal Biomass to Oxygen Demand in the San Joaquin River Deep Water Channel - Draft Final Report

Dr. Peggy Lehman, October 2001

Table of Contents

Executive summary
I.    Introduction
II.    Water quality conditions in fall 2000
    Discrete profiles horizontal profiles
    Discrete vertical profiles
    Continuous profiles
III.    Evaluation of the continuous monitoring network
IV.    Load of Oxygen Demanding Substances
    Algal load in DWSC
        Historical pattern
        Growth in the channel
        Tidal load to DWSC
    Upstream load
        Algal
        Non-algal
    Downstream load
        Algal
        Non-algal
V.    Mass balance
VI.   Controlling mechanisms
    Sources of Oxygen Demand
    Tide
    Light
    Algal Species Consumption
VII.  Summary
VIII. Recommendations
IX.   Citations
X.    Appendix
    A. Table of methods for analytical measurements
    B. Calibration curves for chlorophyll fluorescence
MAP Sampling Locations used in this Report

 


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