The Rimouski Océanic are a Canadian junior ice hockey team in the Quebec Maritimes Junior Hockey League (QMJHL). The franchise was granted for the 1969–70 season as the Sherbrooke Castors. The Castors played in Sherbrooke from 1969 to 1982 before moving to Saint-Jean-sur-Richelieu, Quebec, in 1982 to become the Saint-Jean Castors. In 1989, the team was renamed the Saint-Jean Lynx. In 1995, the team then moved to Rimouski, Quebec, to become the Rimouski Océanic.

Rimouski is a city in Quebec, Canada. Rimouski is located in the Bas-Saint-Laurent region, at the mouth of the Rimouski River. It has a population of 48,664. Rimouski is the site of Université du Québec à Rimouski (UQAR), the Cégep de Rimouski and the Music Conservatory. It is also the home of some ocean sciences research centres.