114 lines
13 KiB
XML
114 lines
13 KiB
XML
<document ID-DOI="http://doi.org/10.5281/zenodo.5779569" ID-GBIF-Dataset="723c8018-f87a-440a-bed1-3d2fe2a46e42" ID-ISBN="978-3-906484-76-1" ID-Zenodo-Dep="5779569" approvalRequired="4" approvalRequired_for_treatments="4" checkinTime="1639140111949" checkinUser="donat" docAuthor="Alexander, Timothy & Seehausen, Ole" docDate="2021" docId="039187D59B5ABB23FE5D74F576218B60" docLanguage="en" docName="ProjectLacSynthesisReport.2021.1-281.pdf.imf" docOrigin="Eawag: Swiss Federal Institute of Aquatic Science and Technology" docSource="https://www.dora.lib4ri.ch/eawag/islandora/object/eawag:24051" docTitle="Abramis brama" docType="treatment" docVersion="10" lastPageNumber="119" masterDocId="FFA8FFAD9B2EBB57FF94744D755A8830" masterDocTitle="Diversity, distribution and community composition of fish in perialpine lakes – “ Projet Lac ” synthesis report" pageNumber="119" updateTime="1655230699012" updateUser="carolina" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Diversity, distribution and community composition of fish in perialpine lakes – “ Projet Lac ” synthesis report</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Alexander, Timothy</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Seehausen, Ole</mods:namePart>
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<mods:affiliation>Eawag: Das Wasserforschungsinstitut des ETH-Bereichs Überlandstrasse 133, CH- 8600 Dübendorf</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:originInfo>
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<mods:dateIssued>2021</mods:dateIssued>
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<mods:dateOther type="pubDate">2021-11-12</mods:dateOther>
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<mods:publisher>Eawag: Swiss Federal Institute of Aquatic Science and Technology</mods:publisher>
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</mods:originInfo>
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<mods:location>
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<mods:url>https://www.dora.lib4ri.ch/eawag/islandora/object/eawag:24051</mods:url>
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</mods:location>
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<mods:classification>book</mods:classification>
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<mods:identifier type="DOI">http://doi.org/10.5281/zenodo.5779569</mods:identifier>
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<mods:identifier type="GBIF-Dataset">723c8018-f87a-440a-bed1-3d2fe2a46e42</mods:identifier>
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<mods:identifier type="ISBN">978-3-906484-76-1</mods:identifier>
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<mods:identifier type="Zenodo-Dep">5779569</mods:identifier>
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</mods:mods>
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<treatment ID-DOI="http://doi.org/10.5281/zenodo.5776940" ID-GBIF-Taxon="191772239" ID-Zenodo-Dep="5776940" LSID="urn:lsid:plazi:treatment:039187D59B5ABB23FE5D74F576218B60" httpUri="http://treatment.plazi.org/id/039187D59B5ABB23FE5D74F576218B60" lastPageNumber="119" pageId="116" pageNumber="119">
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<subSubSection box="[457,1006,184,208]" pageId="116" pageNumber="119" type="nomenclature">
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<paragraph blockId="116.[457,1569,184,464]" box="[457,1006,184,208]" pageId="116" pageNumber="119">
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<heading box="[457,1006,184,208]" fontSize="10" level="7" pageId="116" pageNumber="119" reason="1">
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<taxonomicName box="[457,645,184,208]" class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">
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<emphasis box="[457,645,184,208]" italics="true" pageId="116" pageNumber="119">Abramis brama</emphasis>
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</taxonomicName>
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and
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<emphasis box="[706,890,184,208]" italics="true" pageId="116" pageNumber="119">Blicca bjoerkna</emphasis>
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(breams)
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="116" pageNumber="119" type="discussion">
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<paragraph blockId="116.[457,1569,184,464]" pageId="116" pageNumber="119">
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The two cyprinid species
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<taxonomicName box="[723,878,218,240]" class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">Abramis brama</taxonomicName>
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and
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<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[929,1083,218,240]" class="Actinopterygii" family="Cyprinidae" genus="Blicca" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="bjoerkna">Blicca bjoerkna</taxonomicName>
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appear superficially similar and often hybridise across much of their overlapping distributions. Many fish identified in the field in Projet Lac as
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<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[1411,1562,250,272]" class="Actinopterygii" family="Cyprinidae" genus="Blicca" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="bjoerkna">Blicca bjoerkna</taxonomicName>
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, were revealed by genetic barcoding to be
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<taxonomicName box="[880,1033,282,304]" class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">Abramis brama</taxonomicName>
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in their mitochondrial genome. In the other direction, two individuals identified as
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<taxonomicName box="[755,847,314,336]" class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">A. brama</taxonomicName>
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were
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<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[914,1029,314,336]" class="Actinopterygii" family="Cyprinidae" genus="Blicca" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="bjoerkna">B. bjoerkna</taxonomicName>
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in their barcode.
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<taxonomicName box="[1214,1307,314,336]" class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">A. brama</taxonomicName>
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grows to a larger size of
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<quantity box="[457,520,346,368]" metricMagnitude="-1" metricUnit="m" metricValue="7.0" pageId="116" pageNumber="119" unit="cm" value="70.0">70 cm</quantity>
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compared to maximum standard length of
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<quantity box="[953,1016,346,368]" metricMagnitude="-1" metricUnit="m" metricValue="3.3" pageId="116" pageNumber="119" unit="cm" value="33.0">33 cm</quantity>
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in
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<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[1044,1156,346,368]" class="Actinopterygii" family="Cyprinidae" genus="Blicca" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="bjoerkna">B. bjoerkna</taxonomicName>
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<superScript attach="right" box="[1162,1179,344,359]" fontSize="6" pageId="116" pageNumber="119">[9]</superScript>
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. The species can also usually be distinguished based on the number of lateral line scales (
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<quantity box="[997,1101,378,400]" metricMagnitude="0" metricUnit="m" metricValue="1.4097" metricValueMax="1.524" metricValueMin="1.2953999999999999" pageId="116" pageNumber="119" unit="in" value="55.5" valueMax="60.0" valueMin="51.0">51 – 60 in</quantity>
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<taxonomicName box="[1110,1203,378,400]" class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">A. brama</taxonomicName>
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versus
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<quantity box="[1286,1391,378,400]" metricMagnitude="0" metricUnit="m" metricValue="1.1303" metricValueMax="1.1684" metricValueMin="1.0922" pageId="116" pageNumber="119" unit="in" value="44.5" valueMax="46.0" valueMin="43.0">43 – 46 in</quantity>
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<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[1399,1512,378,400]" class="Actinopterygii" family="Cyprinidae" genus="Blicca" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="bjoerkna">B. bjoerkna</taxonomicName>
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) and branched rays in the anal fin (23 – 30.5 inA.
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<taxonomicName box="[890,953,410,432]" class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">brama</taxonomicName>
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versus
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<quantity box="[1030,1143,410,432]" metricMagnitude="-1" metricUnit="m" metricValue="5.3975" metricValueMax="5.968999999999999" metricValueMin="4.826" pageId="116" pageNumber="119" unit="in" value="21.25" valueMax="23.5" valueMin="19.0">19 – 23.5 in</quantity>
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<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[1147,1259,410,432]" class="Actinopterygii" family="Cyprinidae" genus="Blicca" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="bjoerkna">B. bjoerkna</taxonomicName>
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<superScript attach="right" box="[1265,1282,408,423]" fontSize="6" pageId="116" pageNumber="119">[9]</superScript>
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), but all these meristic traits are difficult to evaluate in juveniles and small subadults.
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</paragraph>
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<paragraph blockId="116.[458,1569,506,656]" pageId="116" pageNumber="119">
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Both species were only recorded in the northern perialpine lakes in Projet Lac.
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<taxonomicName box="[1226,1315,506,528]" class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">A. brama</taxonomicName>
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was generally more common, recorded in 15 lakes, compared to nine lakes for
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<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[1001,1116,538,560]" class="Actinopterygii" family="Cyprinidae" genus="Blicca" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="bjoerkna">B. bjoerkna</taxonomicName>
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. Indeed,
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<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[1207,1319,538,560]" class="Actinopterygii" family="Cyprinidae" genus="Blicca" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="bjoerkna">B. bjoerkna</taxonomicName>
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was not recorded in any lakes that did not also have
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<taxonomicName box="[724,816,570,592]" class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">A. brama</taxonomicName>
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.
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<taxonomicName box="[823,911,570,592]" class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">A. brama</taxonomicName>
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was recorded in particularly high numbers in Geneva (220 fish) and Lower Constance (69 fish).
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<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[729,840,602,624]" class="Actinopterygii" family="Cyprinidae" genus="Blicca" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="bjoerkna">B. bjoerkna</taxonomicName>
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, on the other hand, was particularly abundant in Bret (234 fish) and Upper Constance (143 fish). Both species were similarly abundant in Lake Morat (38
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<taxonomicName box="[1227,1316,634,656]" class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">A. brama</taxonomicName>
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and 37
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<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[1394,1505,634,656]" class="Actinopterygii" family="Cyprinidae" genus="Blicca" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="bjoerkna">B. bjoerkna</taxonomicName>
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).
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</paragraph>
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<paragraph blockId="116.[458,1569,698,848]" pageId="116" pageNumber="119">
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In future monitoring efforts great attention has to be paid to carefully distinguish these species. Genetic work to establish the extent of genetic mixing between the species in Switzerland and the perialpine region would also be worthwhile. Both species are also known to hybridize with
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<taxonomicName box="[1117,1186,762,784]" class="Actinopterygii" family="Cyprinidae" genus="Rutilus" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="genus">Rutilus</taxonomicName>
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and we recorded several
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<taxonomicName class="Actinopterygii" family="Cyprinidae" genus="Abramis" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="brama">Abramis brama</taxonomicName>
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x
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<taxonomicName authority="rutilus" box="[512,649,794,816]" class="Actinopterygii" family="Cyprinidae" genus="Rutilus" kingdom="Animalia" order="Cypriniformes" pageId="116" pageNumber="119" phylum="Chordata" rank="species" species="rutilus">Rutilus rutilus</taxonomicName>
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hybrids. Monitoring of this in the future would help understand the drivers and consequences of hybridization among cyprinid species.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |