<eml:eml xmlns:eml="eml://ecoinformatics.org/eml-2.1.0" xmlns:stmml="http://www.xml-cml.org/schema/stmml-1.1" xmlns:ds="eml://ecoinformatics.org/dataset-2.1.0" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="eml://ecoinformatics.org/eml-2.1.0 http://nis.lternet.edu/schemas/EML/eml-2.1.0/eml.xsd" packageId="knb-lter-mcm.33.597" system="knb">
  <access scope="document" order="allowFirst" authSystem="knb">
    <allow>
      <principal>uid=MCM,o=EDI,dc=edirepository,dc=org</principal>
      <permission>all</permission>
    </allow>
    <allow>
      <principal>public</principal>
      <permission>read</permission>
    </allow>
  </access>
  <dataset>
    <shortName>relcnutr.dat</shortName>
    <title>Stream Nutrients for Reactivated Channel</title>
    <creator>
      <individualName>
        <givenName>W. Berry</givenName>
        <surName>Lyons</surName>
      </individualName>
      <address>
        <deliveryPoint>275 Mendenhall Lab</deliveryPoint>
        <city>Columbus</city>
        <administrativeArea>OH</administrativeArea>
        <postalCode>43210</postalCode>
        <country>US</country>
      </address>
      <phone phonetype="voice">(614) 688-3241</phone>
      <electronicMailAddress>lyons.142@osu.edu</electronicMailAddress>
      <onlineUrl>http://research.bpcrc.osu.edu/EnvironmentalGeochemistry/</onlineUrl>
      <userId directory="https://orcid.org">https://orcid.org/0000-0002-3143-7251</userId>
    </creator>
    <metadataProvider>
      <organizationName>McMurdo Dry Valleys LTER</organizationName>
      <onlineUrl>http://mcmlter.org/</onlineUrl>
    </metadataProvider>
    <pubDate>2015-01-20</pubDate>
    <language>English</language>
    <abstract>
      <section>
        <para>
          <literalLayout>As part of the Long Term Ecological Research (LTER) project in the McMurdo Dry Valleys of Antarctica, water was diverted to a relict stream channel in order to reactivate the streamflow. The purpose of this experiment was to quantify the time scales of response to the arrival of water after many years of dessication. This table contains data showing nutrients for the Relict Channel in the Fryxell basin.</literalLayout>
        </para>
      </section>
    </abstract>
    <keywordSet>
      <keyword>ammonium</keyword>
      <keyword>chemistry</keyword>
      <keyword>nitrate</keyword>
      <keyword>nitrite</keyword>
      <keyword>phosphorus</keyword>
      <keyword>stream</keyword>
      <keywordThesaurus>Station Keywords</keywordThesaurus>
    </keywordSet>
    <keywordSet>
      <keyword>inorganic nutrients</keyword>
      <keywordThesaurus>LTER Core Areas</keywordThesaurus>
    </keywordSet>
    <intellectualRights>
      <section>
        <title>Data Policies</title>
        <para>
          <literalLayout>This data package is released under the Creative Commons Attribution 4.0 International License (CC BY 4.0; http://creativecommons.org/licenses/by/4.0/), which allows consumers (hereinafter referred to as “Data Users”) to freely reuse, redistribute, transform, or build on this work (even commercially) so long as appropriate credit is provided. Accordingly, Data Users are required to properly cite this data package in any publications or in the metadata of any derived products that result from its use (in whole or in part). A recommended citation is provided on the summary metadata page associated with this data package in the McMurdo Dry Valleys LTER Data Catalog (https://mcmlter.org/data), and a generic citation may be found on the summary metadata page in the repository where this data package was obtained. When these data contribute significantly to the contents of a publication, Data Users must also acknowledge that data were provided by the NSF-supported McMurdo Dry Valleys Long Term Ecological Research program (OPP-2224760). This data package has been released in the spirit of open scientific collaboration. Hence, Data Users are strongly encouraged to consider consultation, collaboration, and/or co-authorship (as appropriate) with the data package creator(s). Data Users should be aware these data may be actively used by others for ongoing research; thus, coordination may be necessary to prevent duplicate publication. Data Users should also recognize that misinterpretation of data may occur if they are used outside the context of the original study. Hence, Data Users are urged to contact the data package creator(s) if they have any questions regarding methodology or results. While substantial efforts are made to ensure the accuracy of this data package (with all its components), complete accuracy cannot be guaranteed. Periodic updates to this data package may occur, and it is the responsibility of Data Users to check for new versions. This data package is made available “as is” and comes with no warranty of accuracy or fitness for use. The creator(s) of this data package and the repository where these data were obtained shall not be liable for any damages resulting from misinterpretation, use, or misuse of these data. Finally, as a professional courtesy, we kindly request Data Users notify the primary contact referenced in the metadata when these data are used in the production of any derivative work or publication. Notification should include an explanation of how the data were used, along with a digital copy of the derived product(s). Thank you.</literalLayout>
        </para>
      </section>
    </intellectualRights>
    <distribution>
      <online>
        <url function="information">https://mcm.lternet.edu/content/stream-nutrients-reactivated-channel</url>
      </online>
    </distribution>
    <coverage>
      <temporalCoverage>
        <rangeOfDates>
          <beginDate>
            <calendarDate>1996-01-01</calendarDate>
          </beginDate>
          <endDate>
            <calendarDate>2000-12-31</calendarDate>
          </endDate>
        </rangeOfDates>
      </temporalCoverage>
    </coverage>
    <contact>
      <organizationName>McMurdo Dry Valleys LTER</organizationName>
      <onlineUrl>http://mcmlter.org/</onlineUrl>
    </contact>
    <publisher>
      <organizationName>McMurdo Dry Valleys LTER</organizationName>
      <onlineUrl>http://mcmlter.org/</onlineUrl>
    </publisher>
    <pubPlace>McMurdo Dry Valleys LTER</pubPlace>
    <dataTable>
      <entityName>relcnutr</entityName>
      <physical>
        <objectName>relcnutr.csv</objectName>
        <size>9927</size>
        <dataFormat>
          <textFormat>
            <numHeaderLines>1</numHeaderLines>
            <numFooterLines>0</numFooterLines>
            <recordDelimiter>\n</recordDelimiter>
            <attributeOrientation>column</attributeOrientation>
            <simpleDelimited>
              <fieldDelimiter>,</fieldDelimiter>
              <quoteCharacter>"</quoteCharacter>
            </simpleDelimited>
          </textFormat>
        </dataFormat>
        <distribution>
          <online>
            <url>https://mcm.lternet.edu/sites/default/files/relcnutr.csv</url>
          </online>
        </distribution>
      </physical>
      <attributeList>
        <attribute>
          <attributeName>Dataset code</attributeName>
          <attributeLabel>Dataset code</attributeLabel>
          <attributeDefinition>Code representing stream nutrients dataset</attributeDefinition>
          <storageType>string</storageType>
          <measurementScale>
            <nominal>
              <nonNumericDomain>
                <textDomain>
                  <definition>Code representing stream nutrients dataset</definition>
                </textDomain>
              </nonNumericDomain>
            </nominal>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>LOCATION_CODE</attributeName>
          <attributeLabel>Location Code</attributeLabel>
          <attributeDefinition>Sampling Location Code</attributeDefinition>
          <storageType>string</storageType>
          <measurementScale>
            <nominal>
              <nonNumericDomain>
                <textDomain>
                  <definition>Sampling Location Code</definition>
                </textDomain>
              </nonNumericDomain>
            </nominal>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>DATE_TIME</attributeName>
          <attributeLabel>Date/time</attributeLabel>
          <attributeDefinition>Date/time of sample (McMurdo time)</attributeDefinition>
          <storageType>date</storageType>
          <measurementScale>
            <dateTime>
              <formatString>MM/DD/YYYY HH24:MM</formatString>
            </dateTime>
          </measurementScale>
          <missingValueCode>
            <code>Required entry</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO2 (mg/l)</attributeName>
          <attributeLabel>NO2 (mg/l)</attributeLabel>
          <attributeDefinition>nitrite concentration determined through automated methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <standardUnit>milligramsPerLiter</standardUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO2 (MCM) (mg/l)</attributeName>
          <attributeLabel>NO2 (MCM) (mg/l)</attributeLabel>
          <attributeDefinition>nitrite concentration determined through manual methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <standardUnit>milligramsPerLiter</standardUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO2 (microM)</attributeName>
          <attributeLabel>NO2 (microM)</attributeLabel>
          <attributeDefinition>nitrite concentration determined through automated methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <customUnit>microM</customUnit>
              </unit>
              <precision>0.001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO2 (MCM) (microM)</attributeName>
          <attributeLabel>NO2 (MCM) (microM)</attributeLabel>
          <attributeDefinition>nitrite concentration determined through manual methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <customUnit>microM</customUnit>
              </unit>
              <precision>0.01</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO2 Comments</attributeName>
          <attributeLabel>NO2 Comments</attributeLabel>
          <attributeDefinition>Comments on nitrite measurements</attributeDefinition>
          <storageType>string</storageType>
          <measurementScale>
            <nominal>
              <nonNumericDomain>
                <textDomain>
                  <definition>Comments on nitrite measurements</definition>
                </textDomain>
              </nonNumericDomain>
            </nominal>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>NO3 (mg/l)</attributeName>
          <attributeLabel>NO3 (mg/l)</attributeLabel>
          <attributeDefinition>nitrate concentration determined through automated methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <standardUnit>milligramsPerLiter</standardUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO3 (MCM) (mg/l)</attributeName>
          <attributeLabel>NO3 (MCM) (mg/l)</attributeLabel>
          <attributeDefinition>nitrate concentration determined through manual methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <standardUnit>milligramsPerLiter</standardUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO3 (microM)</attributeName>
          <attributeLabel>NO3 (microM)</attributeLabel>
          <attributeDefinition>nitrate concentration determined through automated methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <customUnit>microM</customUnit>
              </unit>
              <precision>0.001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO3 (MCM) (microM)</attributeName>
          <attributeLabel>NO3 (MCM) (microM)</attributeLabel>
          <attributeDefinition>nitrate concentration determined through manual methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <customUnit>microM</customUnit>
              </unit>
              <precision>0.01</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO3 Comments</attributeName>
          <attributeLabel>NO3 Comments</attributeLabel>
          <attributeDefinition>Comments on nitrate measurements</attributeDefinition>
          <storageType>string</storageType>
          <measurementScale>
            <nominal>
              <nonNumericDomain>
                <textDomain>
                  <definition>Comments on nitrate measurements</definition>
                </textDomain>
              </nonNumericDomain>
            </nominal>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>NO2+NO3 (mg/L)</attributeName>
          <attributeLabel>NO2+NO3 (mg/L)</attributeLabel>
          <attributeDefinition>combined nitrate and nitrite concentration determined through automated methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <standardUnit>milligramsPerLiter</standardUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>NO2 + NO3 (MCM) (mg/l)</attributeName>
          <attributeLabel>NO2 + NO3 (MCM) (mg/l)</attributeLabel>
          <attributeDefinition>combined nitrate and nitrite concentration determined through manual methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <standardUnit>milligramsPerLiter</standardUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO2 + NO3 (microM)</attributeName>
          <attributeLabel>NO2 + NO3 (microM)</attributeLabel>
          <attributeDefinition>combined nitrate and nitrite concentration determined through automated methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <customUnit>microM</customUnit>
              </unit>
              <precision>0.001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO2 + NO3 (MCM) (microM)</attributeName>
          <attributeLabel>NO2 + NO3 (MCM) (microM)</attributeLabel>
          <attributeDefinition>combined nitrate and nitrite concentration determined through manual methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <customUnit>microM</customUnit>
              </unit>
              <precision>0.01</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NO2 + NO3 Comments</attributeName>
          <attributeLabel>NO2 + NO3 Comments</attributeLabel>
          <attributeDefinition>Comments on combined nitrate and nitrite measurements</attributeDefinition>
          <storageType>string</storageType>
          <measurementScale>
            <nominal>
              <nonNumericDomain>
                <textDomain>
                  <definition>Comments on combined nitrate and nitrite measurements</definition>
                </textDomain>
              </nonNumericDomain>
            </nominal>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>SRP (microM)</attributeName>
          <attributeLabel>SRP (microM)</attributeLabel>
          <attributeDefinition>soluble reactive phosphorus concentration determined through automated methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <customUnit>microM</customUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>SRP (MCM) (microM)</attributeName>
          <attributeLabel>SRP (MCM) (microM)</attributeLabel>
          <attributeDefinition>soluble reactive phosphorus concentration determined through manual methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <customUnit>microM</customUnit>
              </unit>
              <precision>0.01</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>SRP (mg/L)</attributeName>
          <attributeLabel>SRP (mg/L)</attributeLabel>
          <attributeDefinition>soluble reactive phosphorus concentration determined through automated methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <standardUnit>milligramsPerLiter</standardUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>SRP (MCM) (mg/l)</attributeName>
          <attributeLabel>SRP (MCM) (mg/l)</attributeLabel>
          <attributeDefinition>soluble reactive phosphorus concentration determined through manual methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <standardUnit>milligramsPerLiter</standardUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>SRP Comments</attributeName>
          <attributeLabel>SRP Comments</attributeLabel>
          <attributeDefinition>Comments on soluble reactive phosphorus measurements</attributeDefinition>
          <storageType>string</storageType>
          <measurementScale>
            <nominal>
              <nonNumericDomain>
                <textDomain>
                  <definition>Comments on soluble reactive phosphorus measurements</definition>
                </textDomain>
              </nonNumericDomain>
            </nominal>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>NH4 (mg/L)</attributeName>
          <attributeLabel>NH4 (mg/L)</attributeLabel>
          <attributeDefinition>ammonium concentration determined through automated methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <standardUnit>milligramsPerLiter</standardUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NH4 (MCM) (mg/l)</attributeName>
          <attributeLabel>NH4 (MCM) (mg/l)</attributeLabel>
          <attributeDefinition>ammonium concentration determined through manual methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <standardUnit>milligramsPerLiter</standardUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NH4 (microM)</attributeName>
          <attributeLabel>NH4 (microM)</attributeLabel>
          <attributeDefinition>ammonium concentration determined through automated methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <customUnit>microM</customUnit>
              </unit>
              <precision>0.0001</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NH4 (MCM) (microM)</attributeName>
          <attributeLabel>NH4 (MCM) (microM)</attributeLabel>
          <attributeDefinition>ammonium concentration determined through manual methods</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <customUnit>microM</customUnit>
              </unit>
              <precision>0.01</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">-1.0</minimum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>NH4 Comments</attributeName>
          <attributeLabel>NH4 Comments</attributeLabel>
          <attributeDefinition>Comments on ammonium measurements</attributeDefinition>
          <storageType>string</storageType>
          <measurementScale>
            <nominal>
              <nonNumericDomain>
                <textDomain>
                  <definition>Comments on ammonium measurements</definition>
                </textDomain>
              </nonNumericDomain>
            </nominal>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>DIC (mg C/L)</attributeName>
          <attributeLabel>DIC (mg C/L)</attributeLabel>
          <attributeDefinition>Dissolved inorganic carbon concentration found at lake depth - mass units</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <standardUnit>milligramsPerLiter</standardUnit>
              </unit>
              <precision>0.1</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">0</minimum>
                  <maximum exclusive="false">3000</maximum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>DIC Comments</attributeName>
          <attributeLabel>DIC Comments</attributeLabel>
          <attributeDefinition>Helpful hints about the DIC sample</attributeDefinition>
          <storageType>string</storageType>
          <measurementScale>
            <nominal>
              <nonNumericDomain>
                <textDomain>
                  <definition>Helpful hints about the DIC sample</definition>
                </textDomain>
              </nonNumericDomain>
            </nominal>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>DIN (microM)</attributeName>
          <attributeLabel>DIN (microM)</attributeLabel>
          <attributeDefinition>Dissolved inorganic carbon concentration found at lake depth</attributeDefinition>
          <measurementScale>
            <ratio>
              <unit>
                <customUnit>microM</customUnit>
              </unit>
              <precision>0.01</precision>
              <numericDomain>
                <numberType>real</numberType>
                <bounds>
                  <minimum exclusive="false">0</minimum>
                  <maximum exclusive="false">1500</maximum>
                </bounds>
              </numericDomain>
            </ratio>
          </measurementScale>
          <missingValueCode>
            <code>Null</code>
            <codeExplanation>None given</codeExplanation>
          </missingValueCode>
        </attribute>
        <attribute>
          <attributeName>DIN Comments</attributeName>
          <attributeLabel>DIN Comments</attributeLabel>
          <attributeDefinition>Helpful hints about the DIN sample</attributeDefinition>
          <storageType>string</storageType>
          <measurementScale>
            <nominal>
              <nonNumericDomain>
                <textDomain>
                  <definition>Helpful hints about the DIN sample</definition>
                </textDomain>
              </nonNumericDomain>
            </nominal>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>Data Source</attributeName>
          <attributeLabel>Data Source</attributeLabel>
          <attributeDefinition>file name and/or location of data documentation</attributeDefinition>
          <storageType>string</storageType>
          <measurementScale>
            <nominal>
              <nonNumericDomain>
                <textDomain>
                  <definition>file name and/or location of data documentation</definition>
                </textDomain>
              </nonNumericDomain>
            </nominal>
          </measurementScale>
        </attribute>
        <attribute>
          <attributeName>Method</attributeName>
          <attributeLabel>Method</attributeLabel>
          <attributeDefinition>Method / instrument used to measure nutrient concentrations</attributeDefinition>
          <storageType>string</storageType>
          <measurementScale>
            <nominal>
              <nonNumericDomain>
                <textDomain>
                  <definition>Method / instrument used to measure nutrient concentrations</definition>
                </textDomain>
              </nonNumericDomain>
            </nominal>
          </measurementScale>
        </attribute>
      </attributeList>
    </dataTable>
  </dataset>
  <additionalMetadata>
    <metadata>
      <stmml:unitList xmlns:stmml="http://www.xml-cml.org/schema/stmml-1.1" xmlns="http://www.xml-cml.org/schema/stmml" xmlns:sch="http://www.ascc.net/xml/schematron" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xml-cml.org/schema/stmml-1.1 http://nis.lternet.edu/schemas/EML/eml-2.1.0/stmml.xsd">
        <stmml:unit id="microM" name="microM" abbreviation="" unitType="">
          <stmml:description />
        </stmml:unit>
      </stmml:unitList>
    </metadata>
  </additionalMetadata>
</eml:eml>