<ddi:DDIInstance xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="ddi:instance:3_3 http://ddialliance.org/Specification/DDI-Lifecycle/3.3/XMLSchema/instance.xsd" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:ddi="ddi:instance:3_3" xmlns:r="ddi:reusable:3_3" xmlns:s="ddi:studyunit:3_3" xmlns:d="ddi:datacollection:3_3" xmlns:a="ddi:archive:3_3" xmlns:c="ddi:conceptualcomponent:3_3" xmlns:cm="ddi:comparative:3_3" xmlns:g="ddi:group:3_3" xmlns:l="ddi:logicalproduct:3_3" xmlns:p="ddi:physicaldataproduct:3_3" xmlns:pi="ddi:physicalinstance:3_3" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:xml="http://www.w3.org/XML/1998/namespace" isMaintainable="true" scopeOfUniqueness="Agency">
  <r:URN>urn:ddi:se.researchdata:2021-280-1:2</r:URN>
  <r:Agency>SND</r:Agency>
  <r:ID>2021-280-1</r:ID>
  <r:Version>2</r:Version>
  <g:ResourcePackage>
    <r:URN>urn:ddi:se.researchdata:2021-280-1.ResourcePackage:2.0</r:URN>
    <r:OtherMaterialScheme>
      <r:URN>urn:ddi:se.researchdata:2021-280-1.OtherMaterialScheme:2.0</r:URN>
      <r:OtherMaterial>
        <r:URN>urn:ddi:se.researchdata:2021-280-2:1.1</r:URN>
        <r:TypeOfMaterial>Dataset</r:TypeOfMaterial>
        <r:Citation>
          <r:Title>
            <r:String xml:lang="sv">Längd, ålder och uppskattade tillbakaräknade längder av gäddor (Esox lucis) i förhållande till vattentemperatur från Mälaren och svenska Östersjökusten 1963-2019 - Vattentemperaturer i Mälaren och Kvädöfjärden.</r:String>
            <r:String xml:lang="en">Length, age and estimated back-calculated length of pike (Esox lucius) in relation to water temperature from Lake Mälaren and the Swedish Baltic Sea archipelago 1963-2019 - Time series of monthly average surface water temperature (&lt;0.5m) during summer at Kvädöfjärden (Baltic Sea) and Lake Mälaren.</r:String>
          </r:Title>
        </r:Citation>
        <r:ExternalURLReference>https://snd.se/catalogue/dataset/2021-280-2</r:ExternalURLReference>
      </r:OtherMaterial>
    </r:OtherMaterialScheme>
    <a:OrganizationScheme>
      <r:URN>urn:ddi:se.researchdata:2021-280-1.OrganizationScheme-0:2.0</r:URN>
      <a:Individual>
        <r:URN>urn:ddi:se.researchdata:2021-280-1.Individual-0:2.0</r:URN>
        <r:UserAttributePair>
          <r:AttributeKey>affiliation</r:AttributeKey>
          <r:AttributeValue>Aquatic resources, Swedish University of Agricultural Sciences</r:AttributeValue>
        </r:UserAttributePair>
        <a:IndividualIdentification>
          <a:IndividualName>
            <a:FirstGiven>Örjan</a:FirstGiven>
            <a:LastFamily>Östman</a:LastFamily>
            <a:FullName>
              <r:String>Örjan Östman</r:String>
            </a:FullName>
          </a:IndividualName>
          <a:ResearcherID>
            <a:TypeOfID>ORCID</a:TypeOfID>
            <a:ResearcherIdentification>0000-0002-1930-0148</a:ResearcherIdentification>
          </a:ResearcherID>
        </a:IndividualIdentification>
      </a:Individual>
      <a:Individual>
        <r:URN>urn:ddi:se.researchdata:2021-280-1.Individual-0:2.0</r:URN>
        <r:UserAttributePair>
          <r:AttributeKey>affiliation</r:AttributeKey>
          <r:AttributeValue>Aquatic resources, Swedish University of Agricultural Sciences</r:AttributeValue>
        </r:UserAttributePair>
        <a:IndividualIdentification>
          <a:IndividualName>
            <a:FirstGiven>Terese</a:FirstGiven>
            <a:LastFamily>Berggren</a:LastFamily>
            <a:FullName>
              <r:String>Terese Berggren</r:String>
            </a:FullName>
          </a:IndividualName>
        </a:IndividualIdentification>
      </a:Individual>
      <a:Individual>
        <r:URN>urn:ddi:se.researchdata:2021-280-1.Individual-0:2.0</r:URN>
        <r:UserAttributePair>
          <r:AttributeKey>affiliation</r:AttributeKey>
          <r:AttributeValue>Aquatic resources, Swedish University of Agricultural Sciences</r:AttributeValue>
        </r:UserAttributePair>
        <a:IndividualIdentification>
          <a:IndividualName>
            <a:FirstGiven>Göran</a:FirstGiven>
            <a:LastFamily>Sundblad</a:LastFamily>
            <a:FullName>
              <r:String>Göran Sundblad</r:String>
            </a:FullName>
          </a:IndividualName>
        </a:IndividualIdentification>
      </a:Individual>
      <a:Individual>
        <r:URN>urn:ddi:se.researchdata:2021-280-1.Individual-0:2.0</r:URN>
        <r:UserAttributePair>
          <r:AttributeKey>affiliation</r:AttributeKey>
          <r:AttributeValue>Aquatic resources, Swedish University of Agricultural Sciences</r:AttributeValue>
        </r:UserAttributePair>
        <a:IndividualIdentification>
          <a:IndividualName>
            <a:FirstGiven>Ulf</a:FirstGiven>
            <a:LastFamily>Bergström</a:LastFamily>
            <a:FullName>
              <r:String>Ulf Bergström</r:String>
            </a:FullName>
          </a:IndividualName>
        </a:IndividualIdentification>
      </a:Individual>
    </a:OrganizationScheme>
  </g:ResourcePackage>
  <s:StudyUnit>
    <r:URN>urn:ddi:se.researchdata:2021-280-1.StudyUnit:2.0</r:URN>
    <r:UserID typeOfUserID="datasetIdentifier">2021-280-1</r:UserID>
    <r:UserID typeOfUserID="principalRegistrationNumber">SLU.aqua.2021.IÄ-2</r:UserID>
    <r:Citation>
      <r:Title>
        <r:String xml:lang="sv">Längd, ålder och uppskattade tillbakaräknade längder av gäddor (Esox lucis) i förhållande till vattentemperatur från Mälaren och svenska Östersjökusten 1963-2019</r:String>
        <r:String xml:lang="en">Length, age and estimated back-calculated length of pike (Esox lucius) in relation to water temperature from Lake Mälaren and the Swedish Baltic Sea archipelago 1963-2019</r:String>
      </r:Title>
      <r:Creator>
        <r:CreatorReference>
          <r:URN>urn:ddi:se.researchdata:2021-280-1.Individual-0:2.0</r:URN>
          <r:TypeOfObject>Individual</r:TypeOfObject>
        </r:CreatorReference>
      </r:Creator>
      <r:Publisher>
        <r:PublisherName>
          <r:String xml:lang="sv">Sveriges lantbruksuniversitet</r:String>
          <r:String xml:lang="en">Swedish University of Agricultural Sciences</r:String>
        </r:PublisherName>
      </r:Publisher>
      <r:Publisher>
        <r:PublisherName>
          <r:String xml:lang="sv">Sveriges lantbruksuniversitet</r:String>
          <r:String xml:lang="en">Swedish University of Agricultural Sciences</r:String>
        </r:PublisherName>
      </r:Publisher>
      <r:PublicationDate>
        <r:SimpleDate>2024-11-04</r:SimpleDate>
      </r:PublicationDate>
      <r:InternationalIdentifier>
        <r:IdentifierContent>10.5878/j5e5-4648</r:IdentifierContent>
        <r:ManagingAgency controlledVocabularyAgencyName="DOI">DOI</r:ManagingAgency>
      </r:InternationalIdentifier>
    </r:Citation>
    <r:Abstract>
      <r:Content xml:lang="sv">Data på uppskattad tillbakatillväxt av gäddor från över 50 år från både fiskade och ofiskade områden längs svensk Östersjökust och Mälaren. Syftet är att studera hur tillväxtmönster har varierat över tid och rum, speciellt hur kroppstillväxt relaterar till variation i vattentemperatur. Data på ytvattentemperaturer från Kvädöfjärden (Östersjön) och Mälaren. Se utförlig metodbeskrivning i originalartikeln.

Längd och ålder från gäddor som fångats i fisken för miljöövervakning eller i yrkesfisket. Data inkluderar/omfattar uppskattade längder vid ålder av individer från tillbakaräkningar av insamlade vingben.

Tidsserie av medeltemperatur av ytvatten (&lt;0.5 m) per månad under sommaren i Kvädöfjärden (Östersjön) och Mälaren.</r:Content>
      <r:Content xml:lang="en">Data on estimated back-calculated body growth from both harvested and non-harvested populations of northern pike over 50 years along the Baltic Sea coast and in Lake Mälaren, Sweden. The aim is to study spatial and temporal variation in body growth, and especially how body growth relates to variation in water temperature. Data on surface water temperature from Kvädöfjärden (Batltic Sea) and Lake Mälaren during the study period. See detailed description of methods and analyses in the original article.

Length and age of pike from monitoring and commercial fisheries. Data include estimated length at age of individuals from backcalculations of wingbones.

Time series of monthly average surface water temperature during summer at Kvädöfjärden (Baltic Sea) and Lake Mälaren.</r:Content>
    </r:Abstract>
    <r:Coverage>
      <r:TopicalCoverage>
        <r:URN>urn:ddi:se.researchdata:2021-280-1.TopicalCoverage:2.0</r:URN>
        <r:Subject xml:lang="en" controlledVocabularyID="10611" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Ecology</r:Subject>
        <r:Subject xml:lang="sv" controlledVocabularyID="10611" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Ekologi</r:Subject>
        <r:Subject xml:lang="en" controlledVocabularyID="10615" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Evolutionary Biology</r:Subject>
        <r:Subject xml:lang="sv" controlledVocabularyID="10615" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Evolutionsbiologi</r:Subject>
        <r:Subject xml:lang="en" controlledVocabularyID="biota" controlledVocabularyName="INSPIRE topic categories">Biota</r:Subject>
        <r:Subject xml:lang="sv" controlledVocabularyID="biota" controlledVocabularyName="INSPIRE topic categories">Biologi och ekologi</r:Subject>
        <r:Keyword xml:lang="en" controlledVocabularyID="61594015-4ab4-4b38-ae4f-e31a4757b065" controlledVocabularyName="GCMD">WATER TEMPERATURE</r:Keyword>
        <r:Keyword xml:lang="en" controlledVocabularyID="15033" controlledVocabularyName="GEMET">climate change adaptation</r:Keyword>
        <r:Keyword xml:lang="sv" controlledVocabularyID="15033" controlledVocabularyName="GEMET">klimatanpassning</r:Keyword>
        <r:Keyword xml:lang="en" controlledVocabularyID="3238" controlledVocabularyName="GEMET">fisheries management</r:Keyword>
        <r:Keyword xml:lang="sv" controlledVocabularyID="3238" controlledVocabularyName="GEMET">förvaltning av fiskerier</r:Keyword>
        <r:Keyword xml:lang="en" controlledVocabularyID="3256" controlledVocabularyName="GEMET">fishing</r:Keyword>
        <r:Keyword xml:lang="sv" controlledVocabularyID="3256" controlledVocabularyName="GEMET">fiske</r:Keyword>
        <r:Keyword xml:lang="en" controlledVocabularyID="6747" controlledVocabularyName="GEMET">water protection area</r:Keyword>
        <r:Keyword xml:lang="sv" controlledVocabularyID="6747" controlledVocabularyName="GEMET">skyddat vattenområde</r:Keyword>
        <r:Keyword xml:lang="en" controlledVocabularyID="15075" controlledVocabularyName="GEMET">biodiversity protection</r:Keyword>
        <r:Keyword xml:lang="en" controlledVocabularyID="15096" controlledVocabularyName="GEMET">climate change impact</r:Keyword>
        <r:Keyword xml:lang="sv" controlledVocabularyID="15096" controlledVocabularyName="GEMET">klimatförändringarnas konsekvenser</r:Keyword>
      </r:TopicalCoverage>
      <r:SpatialCoverage>
        <r:URN>urn:ddi:se.researchdata:2021-280-1.SpatialCoverage:2.0</r:URN>
        <r:Description>
          <r:Content xml:lang="en">Lake Mälaren and coastal area of Östergötland county</r:Content>
        </r:Description>
        <r:CountryCode>SE</r:CountryCode>
      </r:SpatialCoverage>
      <r:TemporalCoverage>
        <r:URN>urn:ddi:se.researchdata:2021-280-1.TemporalCoverage:2.0</r:URN>
        <r:ReferenceDate>
          <r:StartDate>1963</r:StartDate>
          <r:EndDate>2019</r:EndDate>
        </r:ReferenceDate>
      </r:TemporalCoverage>
    </r:Coverage>
    <d:DataCollection>
      <r:URN>urn:ddi:se.researchdata:2021-280-1.DataCollection:2.0</r:URN>
      <d:CollectionEvent>
        <r:URN>urn:ddi:se.researchdata:2021-280-1.CollectionEvent:2.0</r:URN>
        <d:DataCollectionDate>
          <r:StartDate>1963</r:StartDate>
          <r:EndDate>2019</r:EndDate>
        </d:DataCollectionDate>
        <d:ModeOfCollection>
          <r:URN>urn:ddi:se.researchdata:2021-280-1.CollectionEvent-0-ModeOfCollectionType:2.0</r:URN>
          <d:TypeOfModeOfCollection>Biological tests</d:TypeOfModeOfCollection>
          <r:Description>
            <r:Content xml:lang="en">Biological tests</r:Content>
            <r:Content xml:lang="sv">Biologiska provtagningar</r:Content>
          </r:Description>
        </d:ModeOfCollection>
      </d:CollectionEvent>
    </d:DataCollection>
    <d:DataCollection>
      <r:URN>urn:ddi:se.researchdata:2021-280-1.DataCollection:2.0</r:URN>
      <d:CollectionEvent>
        <r:URN>urn:ddi:se.researchdata:2021-280-1.CollectionEvent:2.0</r:URN>
        <d:DataCollectionDate>
          <r:StartDate>1964</r:StartDate>
          <r:EndDate>2018</r:EndDate>
        </d:DataCollectionDate>
        <d:ModeOfCollection>
          <r:URN>urn:ddi:se.researchdata:2021-280-1.CollectionEvent-0-ModeOfCollectionType:2.0</r:URN>
          <d:TypeOfModeOfCollection>Physical measurements and tests</d:TypeOfModeOfCollection>
          <r:Description>
            <r:Content xml:lang="en">Physical measurements and tests</r:Content>
            <r:Content xml:lang="sv">Fysiska mätningar och tester</r:Content>
          </r:Description>
        </d:ModeOfCollection>
      </d:CollectionEvent>
    </d:DataCollection>
    <a:Archive>
      <r:URN>urn:ddi:se.researchdata:2021-280-1.Archive:2.0</r:URN>
      <a:ArchiveSpecific>
        <a:Item>
          <a:Access>
            <r:URN>urn:ddi:se.researchdata:2021-280-1.Archive-ArchiveSpecificType-AccessType:2.0</r:URN>
            <a:TypeOfAccess controlledVocabularyName="info:eu-repo-Access-Terms vocabulary">openAccess</a:TypeOfAccess>
          </a:Access>
          <a:DataFileQuantity>5</a:DataFileQuantity>
        </a:Item>
      </a:ArchiveSpecific>
    </a:Archive>
  </s:StudyUnit>
</ddi:DDIInstance>