Instrumentation Package: Date deployed (post calibration): Seabird SBE19 CTD 4/13/2017 AADI Oxygen Optode 3835 3/22/2018 C-Star Transmissometer (10 cm) 10/05/2017 WETStar Fluorometer 10/05/2017 Honeywell Durafet III 5/17/2017 Turner C-Sense 4/27/2018 Satlantic SUNA V2 1/04/2018 Latitude: 36.8025° N, Longitude: 121.7915° W Historical Text Data Maintenance Log

Sample Date (PST): 07/22/2018 Sample Time (PST): 07:51:02 Temperature: 12.98 °C Conductivity Ratio: 0.918 Salinity: 33.515 PSU Fluorescence: 1.45 µg/L Transmission: 71.55 % Optode Dissolved Oxygen: 164 µmol/L Optode Saturation: 50 % pH probe: NA Carbon Dioxide: 854 ppm Nitrate: 25.32 µmol/L

Note: The intake for the seawater system is at 14 meters below mean lower low water.