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                           <gmd:code>
                              <gmx:Anchor xlink:href="https://sextant.ifremer.fr/geonetwork/srv/api/registries/vocabularies/local.theme.dcsmm-type-espace">geonetwork.thesaurus.local.theme.dcsmm-type-espace</gmx:Anchor>
                           </gmd:code>
                        </gmd:MD_Identifier>
                     </gmd:identifier>
                  </gmd:CI_Citation>
               </gmd:thesaurusName>
            </gmd:MD_Keywords>
         </gmd:descriptiveKeywords>
         <gmd:descriptiveKeywords>
            <gmd:MD_Keywords>
               <gmd:keyword xsi:type="lan:PT_FreeText_PropertyType">
                  <gco:CharacterString>D9: Questions sanitaires</gco:CharacterString>
                  <gmd:PT_FreeText>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#FR">D9: Questions sanitaires</gmd:LocalisedCharacterString>
                     </gmd:textGroup>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#EN">D9: Health Issues</gmd:LocalisedCharacterString>
                     </gmd:textGroup>
                  </gmd:PT_FreeText>
               </gmd:keyword>
               <gmd:keyword xsi:type="lan:PT_FreeText_PropertyType">
                  <gco:CharacterString>D8: Contaminants</gco:CharacterString>
                  <gmd:PT_FreeText>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#FR">D8: Contaminants</gmd:LocalisedCharacterString>
                     </gmd:textGroup>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#EN">D8: Chemical contaminants</gmd:LocalisedCharacterString>
                     </gmd:textGroup>
                  </gmd:PT_FreeText>
               </gmd:keyword>
               <gmd:type>
                  <gmd:MD_KeywordTypeCode codeList="http://standards.iso.org/iso/19115/resources/Codelists/cat/codelists.xml#MD_KeywordTypeCode"
                                          codeListValue="theme"/>
               </gmd:type>
               <gmd:thesaurusName>
                  <gmd:CI_Citation>
                     <gmd:title xsi:type="lan:PT_FreeText_PropertyType">
                        <gco:CharacterString>DCSMM : Descripteurs</gco:CharacterString>
                        <gmd:PT_FreeText>
                           <gmd:textGroup>
                              <gmd:LocalisedCharacterString locale="#FR">DCSMM : Descripteurs</gmd:LocalisedCharacterString>
                           </gmd:textGroup>
                        </gmd:PT_FreeText>
                     </gmd:title>
                     <gmd:date>
                        <gmd:CI_Date>
                           <gmd:date>
                              <gco:Date>2020-04-09</gco:Date>
                           </gmd:date>
                           <gmd:dateType>
                              <gmd:CI_DateTypeCode codeList="http://standards.iso.org/iso/19139/resources/gmxCodelists.xml#CI_DateTypeCode"
                                                   codeListValue="publication">publication</gmd:CI_DateTypeCode>
                           </gmd:dateType>
                        </gmd:CI_Date>
                     </gmd:date>
                     <gmd:identifier>
                        <gmd:MD_Identifier>
                           <gmd:code>
                              <gmx:Anchor xlink:href="https://sextant.ifremer.fr/geonetwork/srv/api/registries/vocabularies/local.theme.dcsmm-descripteur">geonetwork.thesaurus.local.theme.dcsmm-descripteur</gmx:Anchor>
                           </gmd:code>
                        </gmd:MD_Identifier>
                     </gmd:identifier>
                  </gmd:CI_Citation>
               </gmd:thesaurusName>
            </gmd:MD_Keywords>
         </gmd:descriptiveKeywords>
         <gmd:descriptiveKeywords>
            <gmd:MD_Keywords>
               <gmd:keyword xsi:type="lan:PT_FreeText_PropertyType">
                  <gco:CharacterString>Observation directe</gco:CharacterString>
                  <gmd:PT_FreeText>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#FR">Observation directe</gmd:LocalisedCharacterString>
                     </gmd:textGroup>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#EN"/>
                     </gmd:textGroup>
                  </gmd:PT_FreeText>
               </gmd:keyword>
               <gmd:keyword xsi:type="lan:PT_FreeText_PropertyType">
                  <gco:CharacterString>Observation par point</gco:CharacterString>
                  <gmd:PT_FreeText>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#FR">Observation par point</gmd:LocalisedCharacterString>
                     </gmd:textGroup>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#EN"/>
                     </gmd:textGroup>
                  </gmd:PT_FreeText>
               </gmd:keyword>
               <gmd:type>
                  <gmd:MD_KeywordTypeCode codeList="http://standards.iso.org/iso/19115/resources/Codelists/cat/codelists.xml#MD_KeywordTypeCode"
                                          codeListValue="theme"/>
               </gmd:type>
               <gmd:thesaurusName>
                  <gmd:CI_Citation>
                     <gmd:title xsi:type="lan:PT_FreeText_PropertyType">
                        <gco:CharacterString>DCSMM : Méthodes de recueil des données</gco:CharacterString>
                        <gmd:PT_FreeText>
                           <gmd:textGroup>
                              <gmd:LocalisedCharacterString locale="#FR">DCSMM : Méthodes de recueil des données</gmd:LocalisedCharacterString>
                           </gmd:textGroup>
                        </gmd:PT_FreeText>
                     </gmd:title>
                     <gmd:date>
                        <gmd:CI_Date>
                           <gmd:date>
                              <gco:Date>2014-12-11</gco:Date>
                           </gmd:date>
                           <gmd:dateType>
                              <gmd:CI_DateTypeCode codeList="http://standards.iso.org/iso/19139/resources/gmxCodelists.xml#CI_DateTypeCode"
                                                   codeListValue="publication">publication</gmd:CI_DateTypeCode>
                           </gmd:dateType>
                        </gmd:CI_Date>
                     </gmd:date>
                     <gmd:identifier>
                        <gmd:MD_Identifier>
                           <gmd:code>
                              <gmx:Anchor xlink:href="https://sextant.ifremer.fr/geonetwork/srv/api/registries/vocabularies/local.theme.dcsmm-methode">geonetwork.thesaurus.local.theme.dcsmm-methode</gmx:Anchor>
                           </gmd:code>
                        </gmd:MD_Identifier>
                     </gmd:identifier>
                  </gmd:CI_Citation>
               </gmd:thesaurusName>
            </gmd:MD_Keywords>
         </gmd:descriptiveKeywords>
         <gmd:descriptiveKeywords>
            <gmd:MD_Keywords>
               <gmd:keyword xsi:type="lan:PT_FreeText_PropertyType">
                  <gco:CharacterString>/Milieu chimique/Colonne d'eau</gco:CharacterString>
                  <gmd:PT_FreeText>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#FR">/Milieu chimique/Colonne d'eau</gmd:LocalisedCharacterString>
                     </gmd:textGroup>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#EN">/Chemical Environment/Water Column</gmd:LocalisedCharacterString>
                     </gmd:textGroup>
                  </gmd:PT_FreeText>
               </gmd:keyword>
               <gmd:type>
                  <gmd:MD_KeywordTypeCode codeList="http://standards.iso.org/iso/19115/resources/Codelists/cat/codelists.xml#MD_KeywordTypeCode"
                                          codeListValue="theme"/>
               </gmd:type>
               <gmd:thesaurusName>
                  <gmd:CI_Citation>
                     <gmd:title xsi:type="lan:PT_FreeText_PropertyType">
                        <gco:CharacterString>Thèmes Sextant</gco:CharacterString>
                        <gmd:PT_FreeText>
                           <gmd:textGroup>
                              <gmd:LocalisedCharacterString locale="#FR">Thèmes Sextant</gmd:LocalisedCharacterString>
                           </gmd:textGroup>
                        </gmd:PT_FreeText>
                     </gmd:title>
                     <gmd:date>
                        <gmd:CI_Date>
                           <gmd:date>
                              <gco:Date>2019-01-28</gco:Date>
                           </gmd:date>
                           <gmd:dateType>
                              <gmd:CI_DateTypeCode codeList="http://standards.iso.org/iso/19139/resources/gmxCodelists.xml#CI_DateTypeCode"
                                                   codeListValue="publication">publication</gmd:CI_DateTypeCode>
                           </gmd:dateType>
                        </gmd:CI_Date>
                     </gmd:date>
                     <gmd:identifier>
                        <gmd:MD_Identifier>
                           <gmd:code>
                              <gmx:Anchor xlink:href="https://sextant.ifremer.fr/geonetwork/srv/api/registries/vocabularies/local.theme.sextant-theme">geonetwork.thesaurus.local.theme.sextant-theme</gmx:Anchor>
                           </gmd:code>
                        </gmd:MD_Identifier>
                     </gmd:identifier>
                  </gmd:CI_Citation>
               </gmd:thesaurusName>
            </gmd:MD_Keywords>
         </gmd:descriptiveKeywords>
         <gmd:resourceConstraints>
            <gmd:MD_LegalConstraints>
               <gmd:accessConstraints>
                  <gmd:MD_RestrictionCode codeListValue="otherRestrictions"
                                          codeList="http://standards.iso.org/iso/19115/resources/Codelists/cat/codelists.xml#MD_RestrictionCode"/>
               </gmd:accessConstraints>
               <gmd:otherConstraints xsi:type="lan:PT_FreeText_PropertyType">
                  <gco:CharacterString>Accès restreint</gco:CharacterString>
                  <gmd:PT_FreeText>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#FR">Accès restreint</gmd:LocalisedCharacterString>
                     </gmd:textGroup>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#EN">Restricted access</gmd:LocalisedCharacterString>
                     </gmd:textGroup>
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         </gmd:resourceConstraints>
         <gmd:resourceConstraints>
            <gmd:MD_Constraints>
               <gmd:useLimitation xsi:type="lan:PT_FreeText_PropertyType">
                  <gco:CharacterString>L’utilisation des données est soumise à conditions.
Toute utilisation des données doit être effectuée en veillant :
•	à ne pas dénaturer les données,
•	à ce que la source des données soit mentionnée,
•	à prendre en compte les caractéristiques des données.

L’utilisateur s’interdit toute reproduction payante en vue de les fournir à des tiers.
Il est demandé aux utilisateurs de bien vouloir prendre connaissance des conditions d’usage détaillées des données (http://loire-estuaire.org/dif/do/warning).</gco:CharacterString>
                  <gmd:PT_FreeText>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#FR">L’utilisation des données est soumise à conditions.
Toute utilisation des données doit être effectuée en veillant :
•	à ne pas dénaturer les données,
•	à ce que la source des données soit mentionnée,
•	à prendre en compte les caractéristiques des données.

L’utilisateur s’interdit toute reproduction payante en vue de les fournir à des tiers.
Il est demandé aux utilisateurs de bien vouloir prendre connaissance des conditions d’usage détaillées des données (http://loire-estuaire.org/dif/do/warning).</gmd:LocalisedCharacterString>
                     </gmd:textGroup>
                     <gmd:textGroup>
                        <gmd:LocalisedCharacterString locale="#EN">Use of this data is subject to conditions.
Any use of this data:
•	 Must not manipulate the data in any way,
•	Must correctly reference the source of the data,
•	Must take into account the characteristics of the data.

Any use of the data for commercial means is strictly prohibited.
Users must read and adhere to the detailed data usage guidelines  (http:// loire-estuaire.org/dif/do/warning).</gmd:LocalisedCharacterString>
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                  </gmd:PT_FreeText>
               </gmd:useLimitation>
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            <gmd:MD_SpatialRepresentationTypeCode codeList="http://standards.iso.org/iso/19139/resources/gmxCodelists.xml#MD_SpatialRepresentationTypeCode"
                                                  codeListValue="vector">vector</gmd:MD_SpatialRepresentationTypeCode>
         </gmd:spatialRepresentationType>
         <gmd:spatialResolution>
            <gmd:MD_Resolution>
               <gmd:equivalentScale>
                  <gmd:MD_RepresentativeFraction>
                     <gmd:denominator>
                        <gco:Integer>50000</gco:Integer>
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            <gmd:LanguageCode codeList="http://www.loc.gov/standards/iso639-2/" codeListValue="fre"/>
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            <gmd:MD_CharacterSetCode codeList="http://standards.iso.org/iso/19139/resources/gmxCodelists.xml#MD_CharacterSetCode"
                                     codeListValue="utf8">utf8</gmd:MD_CharacterSetCode>
         </gmd:characterSet>
         <gmd:topicCategory>
            <gmd:MD_TopicCategoryCode>oceans</gmd:MD_TopicCategoryCode>
         </gmd:topicCategory>
         <gmd:extent>
            <gmd:EX_Extent>
               <gmd:temporalElement>
                  <gmd:EX_TemporalExtent>
                     <gmd:extent>
                        <gml:TimePeriod gml:id="d8e476a1049886">
                           <gml:beginPosition/>
                           <gml:endPosition/>
                        </gml:TimePeriod>
                     </gmd:extent>
                  </gmd:EX_TemporalExtent>
               </gmd:temporalElement>
            </gmd:EX_Extent>
         </gmd:extent>
         <gmd:extent>
            <gmd:EX_Extent>
               <gmd:geographicElement>
                  <gmd:EX_GeographicBoundingBox>
                     <gmd:westBoundLongitude>
                        <gco:Decimal>-10.08</gco:Decimal>
                     </gmd:westBoundLongitude>
                     <gmd:eastBoundLongitude>
                        <gco:Decimal>-0.557</gco:Decimal>
                     </gmd:eastBoundLongitude>
                     <gmd:southBoundLatitude>
                        <gco:Decimal>43.37</gco:Decimal>
                     </gmd:southBoundLatitude>
                     <gmd:northBoundLatitude>
                        <gco:Decimal>48.023</gco:Decimal>
                     </gmd:northBoundLatitude>
                  </gmd:EX_GeographicBoundingBox>
               </gmd:geographicElement>
            </gmd:EX_Extent>
         </gmd:extent>
         <gmd:supplementalInformation xsi:type="lan:PT_FreeText_PropertyType">
            <gco:CharacterString>Maître d'ouvrage :
GIP Loire Estuaire / EDF	2007
Maître d'œuvre :
GIP Loire Estuaire / EDF	2007
Financeur(s) :
GIP Loire Estuaire / EDF	2007</gco:CharacterString>
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         <gmd:scope>
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               <gmd:level>
                  <gmd:MD_ScopeCode codeListValue="dataset"
                                    codeList="http://standards.iso.org/iso/19115/resources/Codelists/cat/codelists.xml#MD_ScopeCode"/>
               </gmd:level>
            </gmd:DQ_Scope>
         </gmd:scope>
         <gmd:report>
            <gmd:DQ_AbsoluteExternalPositionalAccuracy>
               <gmd:evaluationProcedure/>
               <gmd:dateTime/>
               <gmd:result>
                  <gmd:DQ_ConformanceResult>
                     <gmd:specification>
                        <gmd:CI_Citation>
                           <gmd:title xsi:type="lan:PT_FreeText_PropertyType">
                              <gco:CharacterString>Inspire specifications</gco:CharacterString>
                              <gmd:PT_FreeText>
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                                    <gmd:LocalisedCharacterString locale="#FR">Inspire specifications</gmd:LocalisedCharacterString>
                                 </gmd:textGroup>
                              </gmd:PT_FreeText>
                           </gmd:title>
                           <gmd:date>
                              <gmd:CI_Date>
                                 <gmd:date>
                                    <gco:Date>2012-01-16</gco:Date>
                                 </gmd:date>
                                 <gmd:dateType>
                                    <gmd:CI_DateTypeCode codeList="http://standards.iso.org/iso/19139/resources/gmxCodelists.xml#CI_DateTypeCode"
                                                         codeListValue="creation">creation</gmd:CI_DateTypeCode>
                                 </gmd:dateType>
                              </gmd:CI_Date>
                           </gmd:date>
                        </gmd:CI_Citation>
                     </gmd:specification>
                     <gmd:explanation xsi:type="lan:PT_FreeText_PropertyType">
                        <gco:CharacterString>Non évalué</gco:CharacterString>
                        <gmd:PT_FreeText>
                           <gmd:textGroup>
                              <gmd:LocalisedCharacterString locale="#FR">Non évalué</gmd:LocalisedCharacterString>
                           </gmd:textGroup>
                           <gmd:textGroup>
                              <gmd:LocalisedCharacterString locale="#EN">Non assessed</gmd:LocalisedCharacterString>
                           </gmd:textGroup>
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                     </gmd:explanation>
                     <gmd:pass>
                        <gco:Boolean>false</gco:Boolean>
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            </gmd:DQ_AbsoluteExternalPositionalAccuracy>
         </gmd:report>
         <gmd:lineage>
            <gmd:LI_Lineage>
               <gmd:statement xsi:type="lan:PT_FreeText_PropertyType">
                  <gco:CharacterString>2007 : Mise en service du réseau de mesures SYVEL
Décembre 2010 : Ajout d’une 6ème station, au niveau de Donges, équipée d’un second point de mesure, 4m sous la surface.

Les spécificités d’un système de mesures en continu en milieu estuarien (présence de fortes turbidités, de salinité, d’éléments vivants,…) se traduisent par des risques d’encrassement des capteurs pouvant obérer le bon fonctionnement du réseau. Ces éléments ont conduit à retenir deux configurations pour les stations de mesures, suivant les sites : 
•	la mesure par sonde multi paramètres,
•	la mesure par station estuarienne (http://www.loire-estuaire.org/dif/pdf/station_estuarienne_fr.pdf)


Les données visualisables sur le site internet ne sont pas validées. 
Une première validation a lieu de façon hebdomadaire afin de retirer les valeurs visiblement aberrantes. 
La validation complète est effectuée tous les trois mois environ, lors du retour en étalonnage des capteurs.

http://loire-estuaire.org/dif/do/validation</gco:CharacterString>
               </gmd:statement>
               <gmd:processStep>
                  <gmd:LI_ProcessStep>
                     <gmd:description xsi:type="lan:PT_FreeText_PropertyType">
                        <gco:CharacterString>Type de données : 
Hydrologie

Paramètre(s) observé(s) ou mesuré(s) : 
Température
Conductivité
Turbidité
Oxygène dissous


Résolution du (ou des) paramètre(s) : 
Gamme de mesures : -5°C à 30 °C Précision : +/- 0,1 °C
Gamme de mesures : 0 à 70 mS/cm Précision : +/- 0,3 mS/cm
Gamme de mesures : 0-9999 NTU Précision : +/- 10% de la pleine échelle
Gamme de mesures : 0 à 20 ppm en mg/L Précision : +/- 0,2 ppm en mg/L

Fréquence d'observation : 
30 min jusqu’en 2010 puis 10 à 15 min 1h pour la station de Cordemais</gco:CharacterString>
                        <gmd:PT_FreeText>
                           <gmd:textGroup>
                              <gmd:LocalisedCharacterString locale="#FR">Type de données : 
Hydrologie

Paramètre(s) observé(s) ou mesuré(s) : 
Température
Conductivité
Turbidité
Oxygène dissous


Résolution du (ou des) paramètre(s) : 
Gamme de mesures : -5°C à 30 °C Précision : +/- 0,1 °C
Gamme de mesures : 0 à 70 mS/cm Précision : +/- 0,3 mS/cm
Gamme de mesures : 0-9999 NTU Précision : +/- 10% de la pleine échelle
Gamme de mesures : 0 à 20 ppm en mg/L Précision : +/- 0,2 ppm en mg/L

Fréquence d'observation : 
30 min jusqu’en 2010 puis 10 à 15 min 1h pour la station de Cordemais</gmd:LocalisedCharacterString>
                           </gmd:textGroup>
                           <gmd:textGroup>
                              <gmd:LocalisedCharacterString locale="#EN">Data type : 
Hydrology

Measured or observed parameters : 
Temperature
Conductivity
Turbidity
Oxygen content

Parameters resolution : 
Measurement range : -5°C to 30 °C Accuracy : +/- 0.1 °C Measurement range : 0 to 70 mS/cm Accuracy : +/- 0.3 mS/cm
Measurement range : 0-9999 NTU Accuracy : +/- 10% of the full scale
Measurement range : 0 to 20 ppm in mg/L Accuracy : +/- 0,2 ppm in mg/L

Observation frequency : 30 min until 2010 then 10 to 15 min 1h for the Cordemais station</gmd:LocalisedCharacterString>
                           </gmd:textGroup>
                        </gmd:PT_FreeText>
                     </gmd:description>
                  </gmd:LI_ProcessStep>
               </gmd:processStep>
               <gmd:processStep>
                  <gmd:LI_ProcessStep>
                     <gmd:description xsi:type="lan:PT_FreeText_PropertyType">
                        <gco:CharacterString>Plan(s) d'échantillonnage : 
Spatial</gco:CharacterString>
                        <gmd:PT_FreeText>
                           <gmd:textGroup>
                              <gmd:LocalisedCharacterString locale="#FR">Plan(s) d'échantillonnage : 
Spatial</gmd:LocalisedCharacterString>
                           </gmd:textGroup>
                           <gmd:textGroup>
                              <gmd:LocalisedCharacterString locale="#EN">Sampling method : 
Spatial</gmd:LocalisedCharacterString>
                           </gmd:textGroup>
                        </gmd:PT_FreeText>
                     </gmd:description>
                  </gmd:LI_ProcessStep>
               </gmd:processStep>
               <gmd:processStep>
                  <gmd:LI_ProcessStep>
                     <gmd:description xsi:type="lan:PT_FreeText_PropertyType">
                        <gco:CharacterString>Dispositif père : SYMEL (Système de Mesure dans l'Estuaire de la Loire) réseau géré par le GPMNSN et EDF dans les années 90</gco:CharacterString>
                        <gmd:PT_FreeText>
                           <gmd:textGroup>
                              <gmd:LocalisedCharacterString locale="#FR">Dispositif père : SYMEL (Système de Mesure dans l'Estuaire de la Loire) réseau géré par le GPMNSN et EDF dans les années 90</gmd:LocalisedCharacterString>
                           </gmd:textGroup>
                           <gmd:textGroup>
                              <gmd:LocalisedCharacterString locale="#EN">Father device : SYMEL (Système de Mesure dans l'Estuaire de la
Loire) network managed by GPMNSN and EDF in the 90s</gmd:LocalisedCharacterString>
                           </gmd:textGroup>
                        </gmd:PT_FreeText>
                     </gmd:description>
                  </gmd:LI_ProcessStep>
               </gmd:processStep>
            </gmd:LI_Lineage>
         </gmd:lineage>
      </gmd:DQ_DataQuality>
  </gmd:dataQualityInfo>
</gmd:MD_Metadata>