Optimist Fleets (including Optimist Association of Ireland)
Lightning Fleets
Laser Fleets
Hobie Fleets
Cal 20 Fleets
Major Regattas...
Thistle Nationals
Sunfish Women's North American Championship
Sunfish World Championship
Sunfish North American's
Connecticut Optimist Championship
Sunfish Masters
Many Optimist Regattas including Optimist Worlds