[{"dataset_parameter_nid":"744859","supplied_name":"CTD_cast","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003Ecast identifier from cruise\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"761","parameter_description":"\u003Cp\u003Ecast or profile number\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"cast","parameter_external_identifier":null,"parameter_short_description":"cast","parameter_short_name":"cast","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null,"types":[{"type":"do not display as options","dataset_parameter_type_nid":"745433","type_rankable":"0","type_tid":"18"}]},{"dataset_parameter_nid":"744860","supplied_name":"STN","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003Estation identifier from cruise\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"987","parameter_description":"\u003Cp\u003EStation identifier; a unique number or alphanumeric string\u00a0designating a general geographic location at which one or more sampling activities may occur.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"station","parameter_external_identifier":null,"parameter_short_description":"station","parameter_short_name":"station","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null,"types":[{"type":"profile discrete","rank":"1","dataset_parameter_type_nid":"745431","type_rankable":"1","type_tid":"27"},{"type":"aggregate values","dataset_parameter_type_nid":"745432","type_rankable":"0","type_tid":"28"},{"type":"do not display as options","dataset_parameter_type_nid":"745434","type_rankable":"0","type_tid":"18"}]},{"dataset_parameter_nid":"744861","supplied_name":"date","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003Edate; formatted as yyyy-mm-dd\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"1070","parameter_description":"\u003Cp\u003Edate; generally reported in GMT as YYYYMMDD (year; month; day); also as MMDD (month; day); EqPac dates are local Hawaii time. ISO_Date format is YYYY-MM-DD (\u003Ca href=\u0022http:\/\/www.iso.org\/iso\/home\/standards\/iso8601.htm\u0022 target=\u0022_blank\u0022\u003Ehttp:\/\/www.iso.org\/iso\/home\/standards\/iso8601.htm\u003C\/a\u003E)\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"date","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/ADATAA01\/","parameter_short_description":"date","parameter_short_name":"date","parameter_units":null,"parameter_units_external_identifier":null,"order":null,"types":[{"type":"do not display as options","dataset_parameter_type_nid":"745435","type_rankable":"0","type_tid":"18"},{"type":"Primary ISODateTime variable","dataset_parameter_type_nid":"762328","type_rankable":"0","type_tid":"148"}]},{"dataset_parameter_nid":"744862","supplied_name":"DEPTH","supplied_units":"meters","value_format":null,"description":"\u003Cp\u003Esample depth\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"808","parameter_description":"\u003Cp\u003EObservation\/sample depth below the sea surface. Units often reported as: meters, feet.\u003C\/p\u003E\n\u003Cp\u003E\nWhen used in a JGOFS\/GLOBEC dataset the depth is a best estimate; usually but not always calculated from pressure; calculated either from CTD pressure using Fofonoff and Millard (1982; UNESCO Tech Paper #44) algorithm adjusted for 1980 equation of state for seawater (EOS80) or simply equivalent to nominal depth as recorded during sampling if CTD pressure was unavailable.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"depth","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P09\/current\/DEPH\/","parameter_short_description":"depth","parameter_short_name":"depth","parameter_units":"various","parameter_units_external_identifier":null,"order":null,"types":[{"type":"Primary depth variable","dataset_parameter_type_nid":"750326","type_rankable":"0","type_tid":"22"}]},{"dataset_parameter_nid":"744863","supplied_name":"PRESSURE","supplied_units":"decibars","value_format":null,"description":"\u003Cp\u003Epressure\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"732","parameter_description":"\u003Cp\u003Ewater pressure at measurement; depth reported as pressure; positive number increasing with water depth\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"pressure","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/PRESPR01\/","parameter_short_description":"water pressure","parameter_short_name":"press","parameter_units":"various","parameter_units_external_identifier":null,"order":null,"types":[{"type":"Primary depth variable","dataset_parameter_type_nid":"750327","type_rankable":"0","type_tid":"22"}]},{"dataset_parameter_nid":"744864","supplied_name":"latitude","supplied_units":"degrees North","value_format":null,"description":"\u003Cp\u003Elatitude of sampling\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"730","parameter_description":"\u003Cp\u003Elatitude, in decimal degrees, North is positive, negative denotes South; Reported in some datasets as degrees, minutes\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"latitude","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P09\/current\/LATX\/","parameter_short_description":"latitude","parameter_short_name":"lat","parameter_units":"decimal degrees","parameter_units_external_identifier":null,"order":null,"types":[{"type":"Primary latitude variable","dataset_parameter_type_nid":"745429","type_rankable":"0","type_tid":"23"},{"type":"do not display as options","dataset_parameter_type_nid":"745436","type_rankable":"0","type_tid":"18"}]},{"dataset_parameter_nid":"744865","supplied_name":"longitude","supplied_units":"degrees East","value_format":null,"description":"\u003Cp\u003Elongitude of sampling\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"731","parameter_description":"\u003Cp\u003Elongitude, in decimal degrees, East is positive, negative denotes West; Reported in some datsets as degrees, minutes\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"longitude","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P09\/current\/LONX\/ ","parameter_short_description":"longitude","parameter_short_name":"lon","parameter_units":"decimal degrees","parameter_units_external_identifier":null,"order":null,"types":[{"type":"Primary longitude variable","dataset_parameter_type_nid":"745430","type_rankable":"0","type_tid":"24"},{"type":"do not display as options","dataset_parameter_type_nid":"745437","type_rankable":"0","type_tid":"18"}]},{"dataset_parameter_nid":"744866","supplied_name":"TEMPERATURE","supplied_units":"degrees C","value_format":null,"description":"\u003Cp\u003Etemperature\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"733","parameter_description":"\u003Cp\u003Ewater temperature at measurement depth\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"temperature","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/TEMPP901\/","parameter_short_description":"water temperature at measurement depth","parameter_short_name":"temp","parameter_units":"degrees Celsius, ITS 90","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"744867","supplied_name":"SALINITY","supplied_units":"PSU","value_format":null,"description":"\u003Cp\u003Esalinity\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"955","parameter_description":"\u003Cp\u003ESalinity: The amount (mass or quantity of matter) of salt per amount (volume or mass) of a body of water.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"sal","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/PSALST01\/","parameter_short_description":"salinity","parameter_short_name":"sal","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"744868","supplied_name":"SIGMA_THETA","supplied_units":"kg\/m3","value_format":null,"description":"\u003Cp\u003Esigma-theta\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1727","parameter_description":"\u003Cp\u003Esigma_theta density. 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When comparing the density of water samples from different depths, it is preferable to use sigma-theta. - added 11\/15\/2013, njc from the Naval Postgraduate School, \u003Ca href=\u0022http:\/\/www.oc.nps.edu\/nom\/day1\/parta.html]\u0022\u003Ehttp:\/\/www.oc.nps.edu\/nom\/day1\/parta.html]\u003C\/a\u003E\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"sigma_theta","parameter_external_identifier":null,"parameter_short_description":"sigma-theta potential density","parameter_short_name":"sigma_theta","parameter_units":"kilograms per meter cubed - 1000","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"744869","supplied_name":"SBE_OXYGEN","supplied_units":"umol\/kg","value_format":null,"description":"\u003Cp\u003Eoxygen measured by SBE\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"910","parameter_description":"\u003Cp\u003Edissolved oxygen concentration\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"dissolved Oxygen","parameter_external_identifier":null,"parameter_short_description":"dissolved Oxygen","parameter_short_name":"O2","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"744870","supplied_name":"O2_SAT_mL_L","supplied_units":"ml\/L","value_format":null,"description":"\u003Cp\u003Eoxygen saturation in milliters per liter\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"911","parameter_description":"\u003Cp\u003Eoxygen saturation, in milliliters\/liters or sometimes milligrams per liter.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"O2sat","parameter_external_identifier":null,"parameter_short_description":"O2 saturation","parameter_short_name":"O2sat","parameter_units":"various, depending on dataset","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"744871","supplied_name":"O2_SAT_umol_kg","supplied_units":"umol\/kg","value_format":null,"description":"\u003Cp\u003Eoxygen saturation in micromoles per kilogram\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"911","parameter_description":"\u003Cp\u003Eoxygen saturation, in milliliters\/liters or sometimes milligrams per liter.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"O2sat","parameter_external_identifier":null,"parameter_short_description":"O2 saturation","parameter_short_name":"O2sat","parameter_units":"various, depending on dataset","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"744872","supplied_name":"AOU","supplied_units":"umol\/kg","value_format":null,"description":"\u003Cp\u003Eapparent oxygen utilization\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"527499","parameter_description":"\u003Cp\u003EIn freshwater or marine systems \u003Cstrong\u003EApparent Oxygen Utilization\u003C\/strong\u003E (\u003Cstrong\u003EAOU\u003C\/strong\u003E) is the difference between the measured dissolved oxygen concentration and its equilibrium saturation concentration in water with the same physical and chemical properties. 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