Just updated the Spring and Neap tide graphs for 2013.
As always the graphs can be used for anywhere in the UK. They are not Port specific, except for the tide heights which apply to Cardiff.
For more information about spring and neap tides in this part of Europe, check out our info page;
Spring and Neap information
Cardiff BSAC - Cardiff BSAC, the Scuba Diving web site for UK divers in and around Cardiff
Spring & Neap Tide Graphs - Cardiff BSAC Spring & Neap Tides