<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
  <marc:record>
    <marc:leader>00000nam##2200000za#4500</marc:leader>
    <marc:controlfield tag="001">9.614563</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20200327133736</marc:controlfield>
    <marc:controlfield tag="007">ta</marc:controlfield>
    <marc:controlfield tag="008">150406|1998||||xxc|||||     f|0| 0 eng|d</marc:controlfield>
    <marc:datafield tag="022" ind1=" " ind2=" ">
      <marc:subfield code="a">0706-6457</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="040" ind1=" " ind2=" ">
      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="043" ind1=" " ind2=" ">
      <marc:subfield code="a">n-cn---</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">Fs97-6/2219E</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="110" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Department of Fisheries and Oceans.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Age 0+ fish occurrence in modified habitat in south-western Ontario / </marc:subfield>
      <marc:subfield code="c">by J. K. Leslie and C. A. Timmins. </marc:subfield>
    </marc:datafield>
    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Ottawa - Ontario : </marc:subfield>
      <marc:subfield code="b">Fisheries and Oceans Canada </marc:subfield>
      <marc:subfield code="c">1998.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">iii, 21p. : </marc:subfield>
      <marc:subfield code="b">references, tables ; </marc:subfield>
      <marc:subfield code="c">28 cm.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Canadian technical report of fisheries and aquatic sciences</marc:subfield>
      <marc:subfield code="x">0706-6457</marc:subfield>
      <marc:subfield code="v">2219</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Fish utilization of Great Lakes littoral habitat is in constant flux owing to human intervention, expressed as ceaseless pollution, fragmentation, shrinkage, and permanent loss of natural systems (Herdendorf 1992). Remnant habitat often hosts a mainly transient fish community high in number of species (Stephenson 1990) and low in richness and diversity. Few studies have attempted to assess the role of such habitats in respect of reproduction and early development of species or their relationship with regional fisheries. Because field studies are required to advance our knowledge of as many fish habitats as are utilized, we investigated seasonality, relative density, and growth of age 0+ fishes in three habitats modified by human activity in south-west Ontario."--Introduction. Prepared at the Great Lakes Laboratory for Fisheries and Aquatic Sciences, 867 Lakeshore Road, Burlington, Ontario L7R 4A6.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1="3" ind2=" ">
      <marc:subfield code="a">Fish utilization of Great Lakes littoral habitat is in constant flux owing to human intervention, expressed as ceaseless pollution, fragmentation, shrinkage, and permanent loss of natural systems (Herdendorf 1992). Remnant habitat often hosts a mainly transient fish community high in number of species (Stephenson 1990) and low in richness and diversity. Few studies have attempted to assess the role of such habitats in respect of reproduction and early development of species or their relationship with regional fisheries. Because field studies are required to advance our knowledge of as many fish habitats as are utilized, we investigated seasonality, relative density, and growth of age 0+ fishes in three habitats modified by human activity in south-west Ontario.--Introduction</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="546" ind1=" " ind2=" ">
      <marc:subfield code="a">Résumé en français</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="563" ind1=" " ind2=" ">
      <marc:subfield code="a">Softcover</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="590" ind1=" " ind2=" ">
      <marc:subfield code="a">98-36</marc:subfield>
      <marc:subfield code="b">1998-09-04</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="720" ind1="1" ind2=" ">
      <marc:subfield code="a">Leslie, J. K.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="720" ind1="1" ind2=" ">
      <marc:subfield code="a">Timmins, C. A.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="776" ind1="0" ind2="#">
      <marc:subfield code="t">Age 0+ fish occurrence in modified habitat in south-western Ontario / </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.573995</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">Canadian technical report of fisheries and aquatic sciences,</marc:subfield>
      <marc:subfield code="x">0706-6457</marc:subfield>
      <marc:subfield code="v">2219</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.514691</marc:subfield>
    </marc:datafield>
  </marc:record>
</marc:collection>
