​​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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Recent News


The 2020 Shark 24 World Championship is being hosted by the Pointe Claire Yacht Club just outside of Montreal, Quebec from June 16-21, 2020.
The event starts the day after the Montreal Formula One Grand Prix, and we hope that timing the two events close to each other will attract a big crowd!

Click here for schedule.

 Upcoming Events


   2019 World Championship

    Oct. 1-6, 2019 Röbeler Segler-Verein, Röbel, Germany

    Click here for the official website.  Registration now open!


  2020 World Championship

   June 16-21, 2020 Pointe Claire Yacht Club, Quebec, Canada