Welcome to the International Shark Class Association (ISCA), the governing body of the Shark 24 one-design keelboat. Click here for more info on the Shark 24. The Shark 24 is a recognized ISAF class and is one of the largest one-design keelboat classes in the world, with over 550 members and active fleets in Canada, the US, Austria, Germany and Switzerland. To find out more about local Shark 24 sailing, click on one of the flags below to go to a National Association.
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Video from 2016 Shark Worlds
May 2016 - Click here to see a YouTube video from Day 1 action and interviews from the 2016 Shark Worlds on Lake Traunsee, Austria. Check back to the channel for more videos throughout the week.
New Sharks in Canadian Yachting
April 2016 - Click here to see an article in Canadian Yachting featuring new Sharks at the Dusseldorf boat show.
Crazy Ivan wins 2015 Worlds
August 2015 - Congratulations to David Foy, David O'Sullivan and Jamie Foy of Crazy Ivan (CAN 815) for winning the 2015 50th Shark 24 World Championships at their home club, Britannia Yacht Club in Ottawa, Canada. This is their fourth World title and was contested by 39 boats in shifty conditions on the Ottawa River. Click here for the results.
ISCA is pleased to be able to provide high quality image files of the Shark design (JPEG & PNG) and ISCA Class logo (PNG) for download under the Rules & Resources page. We also commissioned an accurate Shark sail plain (JPEG) which will be useful for trophies, plaques and T-shirts. If you need any other file formats, please contact the Webmaster.