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                <gco:CharacterString>NODC PROJECT NAMES THESAURUS</gco:CharacterString>
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              <gmd:date gco:nilReason="inapplicable" />
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        </gmd:MD_Keywords>
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      <gmd:descriptiveKeywords>
        <gmd:MD_Keywords>
          <gmd:keyword>
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          <gmd:keyword>
            <gmx:Anchor xlink:href="https://www.ncei.noaa.gov/archive/archive-management-system/OAS/bin/prd/jquery/seaname/details/52" xlink:actuate="onRequest">Chukchi Sea</gmx:Anchor>
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            <gmx:Anchor xlink:href="https://cmr.earthdata.nasa.gov/kms/concept/79f76e22-ae42-450d-8bed-d05a800f6ea0" xlink:actuate="onRequest">AUTOANALYZER &gt; AUTOANALYZER</gmx:Anchor>
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          <gmd:keyword>
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                <gco:CharacterString>In most cases, electronic downloads of the data are free. However, fees may apply for custom orders, data certifications, copies of analog materials, and data distribution on physical media.</gco:CharacterString>
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              <gmd:orderingInstructions>
                <gco:CharacterString>Contact NCEI for other distribution options and instructions.</gco:CharacterString>
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                <gco:CharacterString>Originator data format</gco:CharacterString>
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                <gco:Real>2.62</gco:Real>
              </gmd:transferSize>
              <gmd:onLine>
                <gmd:CI_OnlineResource>
                  <gmd:linkage>
                    <gmd:URL>https://doi.org/10.25921/a5s2-3224</gmd:URL>
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                    <gco:CharacterString>HTTPS</gco:CharacterString>
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                    <gco:CharacterString>Web browser</gco:CharacterString>
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                  <gmd:name>
                    <gco:CharacterString>NCEI Dataset Landing Page</gco:CharacterString>
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                  <gmd:description>
                    <gco:CharacterString>Navigate directly to the URL for a descriptive web page with download links.</gco:CharacterString>
                  </gmd:description>
                  <gmd:function>
                    <gmd:CI_OnLineFunctionCode codeList="https://data.noaa.gov/resources/iso19139/schema/resources/Codelist/gmxCodelists.xml#CI_OnLineFunctionCode" codeListValue="information">information</gmd:CI_OnLineFunctionCode>
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                <gmd:CI_OnlineResource>
                  <gmd:linkage>
                    <gmd:URL>https://www.ncei.noaa.gov/archive/accession/oas/222210</gmd:URL>
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                  <gmd:protocol>
                    <gco:CharacterString>HTTPS</gco:CharacterString>
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                  <gmd:applicationProfile>
                    <gco:CharacterString>Web browser</gco:CharacterString>
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                  <gmd:name>
                    <gco:CharacterString>Descriptive Information</gco:CharacterString>
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                  <gmd:description>
                    <gco:CharacterString>Navigate directly to the URL for a descriptive web page with download links.</gco:CharacterString>
                  </gmd:description>
                  <gmd:function>
                    <gmd:CI_OnLineFunctionCode codeList="https://data.noaa.gov/resources/iso19139/schema/resources/Codelist/gmxCodelists.xml#CI_OnLineFunctionCode" codeListValue="information">information</gmd:CI_OnLineFunctionCode>
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              </gmd:onLine>
              <gmd:onLine>
                <gmd:CI_OnlineResource>
                  <gmd:linkage>
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                  <gmd:applicationProfile>
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                  <gmd:name>
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                  <gmd:description>
                    <gco:CharacterString>Navigate directly to the URL for data access and direct download.</gco:CharacterString>
                  </gmd:description>
                  <gmd:function>
                    <gmd:CI_OnLineFunctionCode codeList="https://data.noaa.gov/resources/iso19139/schema/resources/Codelist/gmxCodelists.xml#CI_OnLineFunctionCode" codeListValue="download">download</gmd:CI_OnLineFunctionCode>
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                </gmd:CI_OnlineResource>
              </gmd:onLine>
              <gmd:onLine>
                <gmd:CI_OnlineResource>
                  <gmd:linkage>
                    <gmd:URL>ftp://ftp-oceans.ncei.noaa.gov/nodc/archive/arc0163/0222210/</gmd:URL>
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                  <gmd:protocol>
                    <gco:CharacterString>FTP</gco:CharacterString>
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                    <gco:CharacterString>Any FTP client</gco:CharacterString>
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                  <gmd:name>
                    <gco:CharacterString>FTP</gco:CharacterString>
                  </gmd:name>
                  <gmd:description>
                    <gco:CharacterString>These data are available through the File Transfer Protocol (FTP). FTP is no longer supported by most internet browsers. You may copy and paste the FTP link to the data into an FTP client (e.g., FileZilla or WinSCP).</gco:CharacterString>
                  </gmd:description>
                  <gmd:function>
                    <gmd:CI_OnLineFunctionCode codeList="https://data.noaa.gov/resources/iso19139/schema/resources/Codelist/gmxCodelists.xml#CI_OnLineFunctionCode" codeListValue="download">download</gmd:CI_OnLineFunctionCode>
                  </gmd:function>
                </gmd:CI_OnlineResource>
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            </gmd:MD_DigitalTransferOptions>
          </gmd:distributorTransferOptions>
        </gmd:MD_Distributor>
      </gmd:distributor>
    </gmd:MD_Distribution>
  </gmd:distributionInfo>
  <gmd:dataQualityInfo>
    <gmd:DQ_DataQuality>
      <gmd:scope>
        <gmd:DQ_Scope>
          <gmd:level>
            <gmd:MD_ScopeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_ScopeCode" codeListValue="dataset">dataset</gmd:MD_ScopeCode>
          </gmd:level>
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      </gmd:scope>
      <gmd:lineage>
        <gmd:LI_Lineage>
          <gmd:processStep>
            <gmi:LE_ProcessStep>
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                <gco:CharacterString>NCEI Accession 0222210 v1.1 was published.</gco:CharacterString>
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              <gmd:dateTime>
                <gco:DateTime>2020-11-24T19:28:17Z</gco:DateTime>
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                        <gmd:CI_Date>
                          <gmd:date gco:nilReason="inapplicable" />
                          <gmd:dateType>
                            <gmd:CI_DateTypeCode codeList="https://data.noaa.gov/resources/iso19139/schema/resources/Codelist/gmxCodelists.xml#CI_DateTypeCode" codeListValue="publication">publication</gmd:CI_DateTypeCode>
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                        </gmd:CI_Date>
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                        <gmd:CI_ResponsibleParty>
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                          <gmd:contactInfo>
                            <gmd:CI_Contact>
                              <gmd:onlineResource>
                                <gmd:CI_OnlineResource>
                                  <gmd:linkage>
                                    <gmd:URL>https://www.ncei.noaa.gov/archive/accession/0222210/1.1</gmd:URL>
                                  </gmd:linkage>
                                  <gmd:protocol>
                                    <gco:CharacterString>HTTPS</gco:CharacterString>
                                  </gmd:protocol>
                                  <gmd:name>
                                    <gco:CharacterString>NCEI Accession 0222210 v1.1</gco:CharacterString>
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                                  <gmd:description>
                                    <gco:CharacterString>published 2020-11-24T19:28:17Z</gco:CharacterString>
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      <gmd:lineage>
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              <gmd:description>
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Units: celcius;
Observation Category: in situ;
Sampling Instrument: CTD</gco:CharacterString>
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          </gmd:processStep>
          <gmd:processStep>
            <gmi:LE_ProcessStep>
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                <gco:CharacterString>Parameter or Variable: SALINITY (measured);
Units: n/a;
Observation Category: in situ;
Sampling Instrument: CTD</gco:CharacterString>
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          </gmd:processStep>
          <gmd:processStep>
            <gmi:LE_ProcessStep>
              <gmd:description>
                <gco:CharacterString>Parameter or Variable: OXYGEN (measured);
Units: umol/kg;
Observation Category: in situ;
Sampling Instrument: CTD</gco:CharacterString>
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          </gmd:processStep>
          <gmd:processStep>
            <gmi:LE_ProcessStep>
              <gmd:description>
                <gco:CharacterString>Parameter or Variable: NUTRIENTS (measured);
Units: umol/kg;
Observation Category: in situ;
Sampling Instrument: Nutrient Autoanalyzer</gco:CharacterString>
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      </gmd:lineage>
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  <gmd:metadataMaintenance>
    <gmd:MD_MaintenanceInformation>
      <gmd:maintenanceAndUpdateFrequency>
        <gmd:MD_MaintenanceFrequencyCode codeList="https://data.noaa.gov/resources/iso19139/schema/resources/Codelist/gmxCodelists.xml#MD_MaintenanceFrequencyCode" codeListValue="asNeeded">asNeeded</gmd:MD_MaintenanceFrequencyCode>
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        <gco:CharacterString>Metadata are developed, maintained and distributed by NCEI. Updates are performed as needed to maintain currentness.</gco:CharacterString>
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        <gmi:MI_Instrument id="inst_bee7">
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          <gmi:description>
            <gco:CharacterString>Conductivity-Temperature-Depth probe</gco:CharacterString>
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      <gmi:instrument>
        <gmi:MI_Instrument id="inst_be3d">
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            <gco:CharacterString>Niskin bottle</gco:CharacterString>
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          <gmi:description>
            <gco:CharacterString>Device for obtaining samples of seawater at a specific depth

Why special entry for Niskin bottle but no entry for Nansen bottle?</gco:CharacterString>
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      <gmi:instrument>
        <gmi:MI_Instrument id="inst_be48">
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            <gco:CharacterString>Laboratory Instrument

Nutrient Autoanalyzer is a generic term describing an automated flow-thru system used to conduct analyses of several different nutrients (nitrate, ammonium, orthophosphate, and silicate) simultaneously from a seawater sample.

For example:
SEAL AutoAnalyzer 3 HR Continuous Segmented Flow Analyzer</gco:CharacterString>
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            <gco:CharacterString>Platform Class : 31 Research vessel
Commissioned Date : 2009
Built : 2009
IMO : 9490935
MMSI: 441619000
Current Length : 109.5
Notes : Icebreaker

Information Sources :
http://www.go-ship.org/Docs/AraonBrochure.pdf
https://en.wikipedia.org/wiki/RV_Araon
http://www.shipspotting.com/gallery/photo.php?lid=1767563
https://www.marinetraffic.com/en/ais/details/ships/shipid:674189/mmsi:441619000/imo:9490935/vessel:ARAON</gco:CharacterString>
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          <gmi:instrument gco:nilReason="missing" />
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</gmi:MI_Metadata>