Weekly Measurements

CTD Sensor Data (Refer to ODF filesFootnote a):

  • Pressure [db]
  • Temperature [IPTS-68, deg C]
  • Conductivity [S/m]
  • Salinity [PSU]
  • Oxygen (raw) [V]
  • Oxygen [ml/l]
  • pH
  • Fluorescence (uncalibrated) [mg/m3]
  • Photosynthetically Active Radiation (PAR) [ µE/m2/s]
  • Density (sigma-theta)[kg/m3]

Derived from Niskin bottle water samplesFootnote b,Footnote c:

  • Pigments (High Pressure Liquid Chromatography) [mg/m3]
  • Phytoplankton Absorption [m-1]
  • Nutrients (nitrate, nitrite, ammonium, silicate, phosphate) [mmol/m3]
  • Oxygen (probe) [% saturation]
  • Oxygen (Winkler) [ml/l] *Coming Soon
  • Chlorophyll [mg/m3]
  • Particulate Organic Carbon [mg/m3]
  • Particulate Organic Nitrogen [mg/m3]
  • Salinity [PSU]
  • Total Inorganic Carbon [µmol/kg] *New 2016
  • Total Alkalinity [mg/L] *New 2016
  • Flow Cytometry [cells/ml] *Not currently available from 2014 – 2016
    • Bacteria
    • Synechococcus
    • Cryptophytes
    • Picoeukaryotes
    • Picophytoplankton
    • Nanophytoplankton

200 µm Vertical Net Tows:

  • Weekly zooplankton enumeration and identification are available upon request from 1998 – 2002, 2012 and 2015. 2016 will be available at the beginning of 2017 and analysis of archived samples between 2003 and 2011 and 2013 - 2014 will be processed over the next few years.