[{"dataset_parameter_nid":"733275","supplied_name":"Cast","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003Ecast number\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"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":"profile discrete","rank":"1","dataset_parameter_type_nid":"733288","type_rankable":"1","type_tid":"27"}]},{"dataset_parameter_nid":"733276","supplied_name":"Depth","supplied_units":"meters","value_format":null,"description":"\u003Cp\u003Edepth of observation\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":"733287","type_rankable":"0","type_tid":"22"}]},{"dataset_parameter_nid":"733277","supplied_name":"Sigma_theta","supplied_units":"kilograms per meter cubed (kg\/m3)","value_format":null,"description":"\u003Cp\u003Epotential density\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1727","parameter_description":"\u003Cp\u003Esigma_theta density. [The density calculated with in situ salinity, potential temperature, and pressure = 0, minus 1000 kg\/m3.\u00a0If a pressure reference level other than the surface is used, it will be indicated by using the reference level as the subscript\u00a0for sigma. 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":"733278","supplied_name":"NO3_NO2","supplied_units":"micromole (uM)","value_format":null,"description":"\u003Cp\u003Enitrate+nitrite concentration ([NO3-+NO2-])\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"902","parameter_description":"\u003Cp\u003ENitrate and Nitrite, \u00b5M (micromolar) or \u00b5g-at NO3-N and NO2-N\/l\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"NO3_NO2","parameter_external_identifier":null,"parameter_short_description":"nitrate plus nitrite","parameter_short_name":"NO3_NO2","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"733279","supplied_name":"NO3_NO2_d15N","supplied_units":"per mil","value_format":null,"description":"\u003Cp\u003Enitrate+nitrite d15N (NO3-+NO2- d15N)\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"555819","parameter_description":"\u003Cp\u003Edelta 15N of nitrate plus nitrite\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"15N of nitrate plus nitrite","parameter_external_identifier":null,"parameter_short_description":"delta 15N NO3+NO2","parameter_short_name":"d15N_NO3NO2","parameter_units":"per mil versus air","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"733280","supplied_name":"NO3_NO2_d15N_1_SD","supplied_units":"per mil","value_format":null,"description":"\u003Cp\u003Enitrate+nitrite d15N standard deviation\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"555819","parameter_description":"\u003Cp\u003Edelta 15N of nitrate plus nitrite\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"15N of nitrate plus nitrite","parameter_external_identifier":null,"parameter_short_description":"delta 15N NO3+NO2","parameter_short_name":"d15N_NO3NO2","parameter_units":"per mil versus air","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"733281","supplied_name":"Date","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EDate of observation in four digit year; 2 digit month; 2 digit day (yyyymmdd) format\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","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},{"dataset_parameter_nid":"733282","supplied_name":"Longitude","supplied_units":"decimal degrees","value_format":null,"description":"\u003Cp\u003ELongitude with west negative.\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":"733285","type_rankable":"0","type_tid":"24"}]},{"dataset_parameter_nid":"733283","supplied_name":"Latitude","supplied_units":"decimal degrees","value_format":null,"description":"\u003Cp\u003ELatitude with south negative.\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":"733286","type_rankable":"0","type_tid":"23"}]},{"dataset_parameter_nid":"733284","supplied_name":"Station","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003Ename of the station\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","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}]