The start of the Transat Québec-Saint-Malo will be given in few hours, at 01:15pm (local time) or à=06:15pm (English time)
You can follow the live of the start onf the race Facebook page.
After that, the boats will be polled every 10 minutes until Percé buoy (the end of the Saint-Laurent River), then every 30 minutes and again every 10 minutes when they will arrive in Europ.
The registered crews:
http://www.class40.com/en/courses/137-transat-quebec-saint-malo.htm