[{"dataset_parameter_nid":"734381","supplied_name":"sample_source","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003ESource of sample water (CTD or UNDERWAY).\u00a0 UNDERWAY samples were collected by a trace-metal clean towfish system (Sedwick et al., 2011)\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"1741","parameter_description":"\u003Cp\u003Etext description of sample collected \u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"sample_descrip","parameter_external_identifier":null,"parameter_short_description":"sample description","parameter_short_name":"sample_descrip","parameter_units":"text","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"734382","supplied_name":"Sample_ID","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EU\u200bnique identifier for each water sample\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"960","parameter_description":"\u003Cp\u003Eunique sample identification or number; any combination of alpha numeric characters; precise definition is file dependent\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"sample","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P02\/current\/ACYC\/","parameter_short_description":"sample identification","parameter_short_name":"sample","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"734383","supplied_name":"Station","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EDANCE cruise station number\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},{"dataset_parameter_nid":"734384","supplied_name":"Depth","supplied_units":"meters (m)","value_format":null,"description":"\u003Cp\u003ESample collection depth (below surface)\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":"775521","type_rankable":"0","type_tid":"22"}]},{"dataset_parameter_nid":"734385","supplied_name":"Date","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003ELocal date (EST) of collection in format 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},{"dataset_parameter_nid":"734386","supplied_name":"Time","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003ELocal time (EST) of collection of sample\/data in format HH:MM\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"1075","parameter_description":"\u003Cp\u003ETime GMT defined as HHMM; time of day; generally reported in GMT as HHMM (hours and minutes) but may also be HH.H (decimal hours) or HHMMSS (hours; minutes and seconds); in EqPac time is reported as Hawaii local time\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"time","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/AHMSAA01\/","parameter_short_description":"time of day","parameter_short_name":"time","parameter_units":"HHMM or HHMMSS","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"734387","supplied_name":"Latitude","supplied_units":"decimal degrees","value_format":null,"description":"\u003Cp\u003ELatitude of water sample, if source is CTD then this latitude is the start of the CTD cast\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":"734397","type_rankable":"0","type_tid":"23"}]},{"dataset_parameter_nid":"734388","supplied_name":"Longitude","supplied_units":"decimal degrees","value_format":null,"description":"\u003Cp\u003ELongitude of water sample, if source is CTD then this longitude is the start of the CTD cast\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":"734398","type_rankable":"0","type_tid":"24"}]},{"dataset_parameter_nid":"734389","supplied_name":"Dfe","supplied_units":"nanomoles per liter (nmol\/L) ","value_format":null,"description":"\u003Cp\u003EDissolved iron concentration\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1981","parameter_description":"\u003Cp\u003EIron (Fe). Concentrations may be reported in parts per million, nanomoles per liter, or other units. Refer to dataset metadata for units.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"Fe","parameter_external_identifier":null,"parameter_short_description":"Iron","parameter_short_name":"Fe","parameter_units":"various units","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"734390","supplied_name":"DFe_flag","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EDissolved iron data quality flag. 2 (good), 3 (contamination suspected)\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1144","parameter_description":"\u003Cp\u003Equality flag; based on a PI established code; identifies a problem\/quality issue with sample(s) from a given water bottle or single observation\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"q_flag","parameter_external_identifier":null,"parameter_short_description":"quality flag","parameter_short_name":"q_flag","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"734391","supplied_name":"NO3_NO2","supplied_units":"micromoles per liter (umol\/L)","value_format":null,"description":"\u003Cp\u003EDissolved nitrate plus nitrite concentration\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","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":"734392","supplied_name":"PO4","supplied_units":"micromoles per liter (umol\/L)","value_format":null,"description":"\u003Cp\u003EDissolved phosphate concentration\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"937","parameter_description":"\u003Cp\u003EOrthophosphate\u00a0(phosphate, reactive phosphorus), Various units.\u00a0\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"PO4","parameter_external_identifier":null,"parameter_short_description":"reactive phosphorus (PO4)","parameter_short_name":"PO4","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"734393","supplied_name":"NH4","supplied_units":"nanomoles per liter (nmol\/L) ","value_format":null,"description":"\u003Cp\u003EDissolved ammonium concentration\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"901","parameter_description":"\u003Cp\u003EAmmonium and ammonia concentration parameters in any body of fresh or salt water.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"Ammonium","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/AMONAAZX\/","parameter_short_description":"Ammonium","parameter_short_name":"NH4","parameter_units":null,"parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"734394","supplied_name":"Temp","supplied_units":"degrees Celsius (\u00b0C)","value_format":null,"description":"\u003Cp\u003ETemperature\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"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":"734395","supplied_name":"Salinity","supplied_units":"Practical salinity units (PSU) ","value_format":null,"description":"\u003Cp\u003ESalinity\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"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":"734396","supplied_name":"Fluor","supplied_units":"volt","value_format":null,"description":"\u003Cp\u003EChlorophyll fluorescence\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"835","parameter_description":"\u003Cp\u003EFluorescence. Indirect measure of pigment concentration.\u003C\/p\u003E\n\u003Cp\u003EUnits and collection method may vary. Units often reported in\u00a0milligrams\/meter^3 (mg\/m3) or micromoles per liter (ug\/L). Sometimes reported after being calibrated against extracted pigment concentrations.\u003C\/p\u003E\n\u003Cp\u003EIn JGOFS\/GLOBEC projects\u00a0fluorescence is measured from CTD instrument sensor.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"fluorescence","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/CPHLPM01\/","parameter_short_description":"fluorescence","parameter_short_name":"fluor","parameter_units":"various","parameter_units_external_identifier":null,"order":null}]