<?xml version="1.0" encoding="UTF-8"?>
    <thredds:catalog xmlns:thredds="http://www.unidata.ucar.edu/namespaces/thredds/InvCatalog/v1.0"
                 xmlns:xlink="http://www.w3.org/1999/xlink"
                 xmlns:bes="http://xml.opendap.org/ns/bes/1.0#">
   <thredds:service name="dap" serviceType="OPeNDAP" base="/opendap/hyrax"/>
   <thredds:service name="file" serviceType="HTTPServer" base="/opendap/hyrax"/>
  <thredds:service name="WCS-coads" serviceType="WCS" base="/opendap/wcs"/>

        <thredds:dataset name="/discussion/S4K_S2K_TOPAZ/transect"
                    ID="/opendap/hyrax/discussion/S4K_S2K_TOPAZ/transect/">
            <thredds:catalogRef name="ATWAIN" xlink:href="ATWAIN/catalog.xml" xlink:title="ATWAIN"
                          xlink:type="simple"
                          ID="/opendap/hyrax/discussion/S4K_S2K_TOPAZ/transect/ATWAIN/"/>
            <thredds:catalogRef name="FRAM" xlink:href="FRAM/catalog.xml" xlink:title="FRAM"
                          xlink:type="simple"
                          ID="/opendap/hyrax/discussion/S4K_S2K_TOPAZ/transect/FRAM/"/>
        </thredds:dataset>
    </thredds:catalog>