[{"dataset_parameter_nid":"646248","supplied_name":"cruise_id","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003ECruise identifier. TN = R\/V Thomas G. Thompson.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"1102","parameter_description":"\u003Cp\u003Ecruise designation; name\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"cruise_id","parameter_external_identifier":null,"parameter_short_description":"Cruise identfier","parameter_short_name":"cruise_id","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null,"types":[{"type":"do not display as options","dataset_parameter_type_nid":"648076","type_rankable":"0","type_tid":"18"}]},{"dataset_parameter_nid":"646250","supplied_name":"GEOTRC_EVENTNO","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EGEOTRACES event number.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"829","parameter_description":"\u003Cp\u003EEvent or operation identifier; event or operation number; often derived from date\/time (MMDDHHmm) of sampling and when combined with year (YYYY) is a unique sampling identifier\/data processing key. 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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":"809594","type_rankable":"0","type_tid":"23"}]},{"dataset_parameter_nid":"646258","supplied_name":"GEOTRC_SAMPNO","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EGEOTRACES sample number.\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,"types":[{"type":"do not display as options","dataset_parameter_type_nid":"648081","type_rankable":"0","type_tid":"18"}]},{"dataset_parameter_nid":"646261","supplied_name":"SAMPNO","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EBottle sample number, according to PI.\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; 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An underscore character may also be present.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"EXPOCODE","parameter_external_identifier":null,"parameter_short_description":"EXPOCODE","parameter_short_name":"EXPOCODE","parameter_units":"text","parameter_units_external_identifier":null,"order":null,"types":[{"type":"do not display as options","dataset_parameter_type_nid":"648084","type_rankable":"0","type_tid":"18"}]},{"dataset_parameter_nid":"646297","supplied_name":"SECT_ID","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EGEOTRACES cruise name.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1929","parameter_description":"\u003Cp\u003EThe cruise_name is a local name chosen by project investigators for a research expedition on a vessel, as opposed to the formal\/official cruise ID asserted by the vessel operator.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"Cruise Name","parameter_external_identifier":null,"parameter_short_description":"cruise name","parameter_short_name":"cruise_name","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null,"types":[{"type":"do not display as options","dataset_parameter_type_nid":"648085","type_rankable":"0","type_tid":"18"}]},{"dataset_parameter_nid":"646298","supplied_name":"TIME_START_EVENT","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003ETime at the start of the event according to the event log\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1009","parameter_description":"\u003Cp\u003Estarting time of observation, GMT time, 24 hour clock\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"time_start","parameter_external_identifier":null,"parameter_short_description":"time_start","parameter_short_name":"time_start","parameter_units":null,"parameter_units_external_identifier":null,"order":null,"types":[{"type":"do not display as options","dataset_parameter_type_nid":"648086","type_rankable":"0","type_tid":"18"}]},{"dataset_parameter_nid":"646299","supplied_name":"DEPTH_MIN","supplied_units":"meters","value_format":null,"description":"\u003Cp\u003Eevent depth minimum\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"1689","parameter_description":"\u003Cp\u003Eminimum depth sampled\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"depth_min","parameter_external_identifier":null,"parameter_short_description":"depth_min","parameter_short_name":"depth_min","parameter_units":"meters","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"646300","supplied_name":"DEPTH_MAX","supplied_units":"meters","value_format":null,"description":"\u003Cp\u003Eevent depth maxium\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"1690","parameter_description":"\u003Cp\u003Emaximum depth sampled\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"depth_max","parameter_external_identifier":null,"parameter_short_description":"depth_max","parameter_short_name":"depth_max","parameter_units":"meters","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"646301","supplied_name":"depth_n","supplied_units":"meters","value_format":null,"description":"\u003Cp\u003Enominal depth\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"1139","parameter_description":"\u003Cp\u003Edepth; nominal\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"depth_n","parameter_external_identifier":null,"parameter_short_description":"depth nominal","parameter_short_name":"depth_n","parameter_units":"meters","parameter_units_external_identifier":null,"order":null,"types":[{"type":"Primary depth variable","dataset_parameter_type_nid":"646308","type_rankable":"0","type_tid":"22"}]},{"dataset_parameter_nid":"646302","supplied_name":"AVS_TP_CONC_PUMP","supplied_units":"picomoles per liter","value_format":null,"description":"\u003Cp\u003Eparticulate acid volatile sulfide\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"646294","parameter_description":"\u003Cp\u003EConcentration of a trace element in seawater. Does not include trace metals and metaloids.\u00a0 Refer to dataset for element name and units.\u003C\/p\u003E\n\u003Cp\u003E\u003Ca href=\u0022http:\/\/www.ptable.com\/\u0022 target=\u0022_blank\u0022\u003EPeriodic Table\u003C\/a\u003E\u003C\/p\u003E\n","parameter_max_value":"","parameter_min_value":"","parameter_nd_value":"nd","parameter_official_name":"trace_element_conc","parameter_external_identifier":"","parameter_short_description":"trace element concentration","parameter_short_name":"trace_element_conc","parameter_units":"various; depends on dataset","parameter_units_external_identifier":"","order":null},{"dataset_parameter_nid":"646303","supplied_name":"Se_0_TP_CONC_PUMP","supplied_units":"nanomoles per liter","value_format":null,"description":"\u003Cp\u003Eparticulate elemental selenium\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"646294","parameter_description":"\u003Cp\u003EConcentration of a trace element in seawater. Does not include trace metals and metaloids.\u00a0 Refer to dataset for element name and units.\u003C\/p\u003E\n\u003Cp\u003E\u003Ca href=\u0022http:\/\/www.ptable.com\/\u0022 target=\u0022_blank\u0022\u003EPeriodic Table\u003C\/a\u003E\u003C\/p\u003E\n","parameter_max_value":"","parameter_min_value":"","parameter_nd_value":"nd","parameter_official_name":"trace_element_conc","parameter_external_identifier":"","parameter_short_description":"trace element concentration","parameter_short_name":"trace_element_conc","parameter_units":"various; depends on dataset","parameter_units_external_identifier":"","order":null},{"dataset_parameter_nid":"646305","supplied_name":"EVENT_LON","supplied_units":"decimal degrees","value_format":null,"description":"\u003Cp\u003ELongitude according to the event log; West is 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":"809593","type_rankable":"0","type_tid":"24"}]},{"dataset_parameter_nid":"809595","supplied_name":"GEOTRC_INSTR","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EInstrument\u003C\/p\u003E\n","no_data_value":"","conversion_necessary":"no","conversion_utility":"","parameter_nid":"864","parameter_description":"\u003Cp\u003Einstrument used to collect or process data, definition is specific to the data set in which it appears\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"instrument","parameter_external_identifier":null,"parameter_short_description":"instrument","parameter_short_name":"instrument","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null}]