184112added ocean climate report.110014310generic_information_pageund145950111214595020270014595020272<p><strong>Location:</strong> Northern North Sea/South of Orkney</p> <p><strong>Monitoring Period:</strong> 1960 - Present</p> <p><strong>What is collected?</strong></p> <ul> <li>Temperature - 1-5 times/year</li> <li>Salinity - 1-5 times/year</li> </ul> <p><strong>Background</strong></p> <p>The data from offshore surveys are used to understand the circulation in Scottish waters. The JoNSIS line extends east from the northern part of the&nbsp;Scottish&nbsp;mainland, and is a standard oceanographic line defined by the Joint North Sea Information System - hence the name.&nbsp;</p> <p>The line is regularly monitoring for temperature and salinity, and two main water masses are&nbsp;identified&nbsp;on this line are illustrated in the image.</p> filtered_html<p><strong>Location:</strong> Northern North Sea/South of Orkney</p> <p><strong>Monitoring Period:</strong> 1960 - Present</p> <p><strong>What is collected?</strong></p> <ul> <li>Temperature - 1-5 times/year</li> <li>Salinity - 1-5 times/year</li> </ul> <p><strong>Background</strong></p> <p>The data from offshore surveys are used to understand the circulation in Scottish waters. The JoNSIS line extends east from the northern part of the Scottish mainland, and is a standard oceanographic line defined by the Joint North Sea Information System - hence the name. </p> <p>The line is regularly monitoring for temperature and salinity, and two main water masses are identified on this line are illustrated in the image.</p> 4382JONSIS.jpgpublic://JONSIS.jpgimage/jpeg3410211459500993imageMap of North Atlantic currents around ScotlandMap of North Atlantic currents around ScotlandMap of North Atlantic currents around Scotland - © Marine ScotlandMap of North Atlantic currents around Scotland - © Marine Scotland<_drafty_revision_requested>FIELD_LOAD_CURRENTMap of North Atlantic currents around Scotland42430314311139331470<p><strong>FIC</strong>&nbsp;is the Fair Isle Current water, defined as the mean temperature and salinity at all standard depths averaged over the first two stations at the western (Scottish) end of the JONSIS standard section. This criteria captures the&nbsp;characteristics&nbsp;of water entering the North Sea through the Fair Isle Channel. This water originates west of Scotland, and is a mixture of coastal and Atlantic water that has come onto the shelf from the slope current.</p> <p><br /> <strong>CAW</strong>&nbsp;is Cooled Atlantic Water, and is defined as the mean temperature and salinity at all standard depths below pressure of 50 dbar (approximately 40 meters) from the first six stations at the eastern (Norwegian) end of the line. This criteria is designed to examine the characteristics of the cool, dense lens of Atlantic water which forms in the centre of the North Sea during the summer months. During periods of vertical&nbsp;stratification&nbsp;the northern North Sea, this water mass retains the characteristics of the mixed North Sea during the previous winter. When the dense lower layer is eroded through autumnal wind mixing, it again takes on the properties of the northern North Sea as a whole. Thus it generally represents water of Atlantic origin, modified by mixing with North sea coastal waters to a varying extent.&nbsp;</p> filtered_html<p><strong>FIC</strong> is the Fair Isle Current water, defined as the mean temperature and salinity at all standard depths averaged over the first two stations at the western (Scottish) end of the JONSIS standard section. This criteria captures the characteristics of water entering the North Sea through the Fair Isle Channel. This water originates west of Scotland, and is a mixture of coastal and Atlantic water that has come onto the shelf from the slope current.</p> <p><strong>CAW</strong> is Cooled Atlantic Water, and is defined as the mean temperature and salinity at all standard depths below pressure of 50 dbar (approximately 40 meters) from the first six stations at the eastern (Norwegian) end of the line. This criteria is designed to examine the characteristics of the cool, dense lens of Atlantic water which forms in the centre of the North Sea during the summer months. During periods of vertical stratification the northern North Sea, this water mass retains the characteristics of the mixed North Sea during the previous winter. When the dense lower layer is eroded through autumnal wind mixing, it again takes on the properties of the northern North Sea as a whole. Thus it generally represents water of Atlantic origin, modified by mixing with North sea coastal waters to a varying extent. </p> 758sioc:Itemfoaf:Documentdc:datedc:createdxsd:dateTimedate_iso8601dc:modifiedxsd:dateTimedate_iso8601content:encodedsioc:has_creatorrelfoaf:namesioc:num_repliesxsd:integersioc:last_activity_datexsd:dateTimedate_iso8601https://marine.gov.scot/?q=information/jonsis-linejensr0a:6:{s:7:"overlay";i:1;s:16:"ckeditor_default";s:1:"t";s:20:"ckeditor_show_toggle";s:1:"t";s:14:"ckeditor_width";s:4:"100%";s:13:"ckeditor_lang";s:2:"en";s:18:"ckeditor_auto_lang";s:1:"t";}59041841114310publishedpublished2145950202711145950202759041841114310publishedpublished2145950202711145950202759041841114310publishedpublished21459502027111459502027