Download Nutrient Moored Sensor Program Year 1 Progress Update

Table of Contents
Table of Contents ................................................................................................................................................................ 3
Figures..................................................................................................................................................................................... 5
Tables....................................................................................................................................................................................... 6
1. Introduction .......................................................................................................................................................................... 7
2. Program Overview ............................................................................................................................................................. 7
2.1 Moored Sensor Programs in San Francisco Bay ............................................................................................. 7
2.2 Goals of the Nutrient Moored Sensor Program............................................................................................... 9
2.3 Year 1 Site Selection ................................................................................................................................................. 11
2.4 Initial Instrument Selection .................................................................................................................................. 12
2.5 Overview of Year 1 Activities ............................................................................................................................... 15
3. Sensor In situ Calibration and Uncertainty ............................................................................................................ 16
3.1 Comparison of EXO2 with co-deployed sensors........................................................................................... 17
3.1.1 Stationary In situ Comparison.................................................................................................................... 17
3.1.2 Comparison Bay-wide During Monthly Cruises ................................................................................... 18
3.2 In situ Sensor Calibration and Uncertainty ..................................................................................................... 19
3.2.1 Turbidity and Dissolved Oxygen ................................................................................................................ 20
3.2.1 Chlorophyll-a ...................................................................................................................................................... 21
4. Operation, Maintenance, and Data Management................................................................................................. 23
4.1 Sensor Operation and Maintenance .................................................................................................................. 23
4.1.1 Sensor Deployment .......................................................................................................................................... 23
4.1.2 Maintenance Schedule and Procedures ................................................................................................... 24
4.1.3 Sensor reliability under field conditions................................................................................................. 25
4.2 Data Management ..................................................................................................................................................... 26
4.2.1 Data Acquisition ................................................................................................................................................ 26
4.2.2 Data Post-Processing and Quality Assurance........................................................................................ 26
4.2.3 Managing data for outliers, sensor drift, and fouling ......................................................................... 27
4.2.4 Provisional Year 1 dataset ............................................................................................................................ 29
4.3 Value of Real-time Access to Data ...................................................................................................................... 33
5.0 Year 1 Data Interpretation ......................................................................................................................................... 34
6.0 Main Observations and Priorities for On-going Work .................................................................................... 39
6.1 Summary and Main observations from Year 1.............................................................................................. 39
6.2 Priorities for On-going Work ................................................................................................................................ 40
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