« Swimming like a mermaid», the childhood dream of a woman who has become a champion of the world.

The dream of an athlete

In 2016, Marine Grosjean created NEREES, the mermaids’ brand. As a child, Marine had one dream: to swim like a mermaid. This dream pushed her towards discovering fin swimming. Her temperament and her iron will helped her get the most eminent titles of fin swimming.

See the fin swimming

World Champion

Former high performance athlete, this Champion of the World 2007 of the senior 6km-ocean-swim race and member of the French fin swimming team decided to share her passion for this sport with the public. After years of trainings and competitions, the young champion took on a new challenge: creating her own brand.

Visit Eshop

The name NEREES comes from the Greek for “swimming”.

A fun universe

Convinced of the benefits of fin swimming on body and mind, Marine Grosjean shares her passion for this sport by offering a range of playful introductory, intermediate and advanced level courses.

The Mermaid gang courses are fun and pleasurable. They are intended for everyone wishing to beautifully and safely swim like a mermaid.

Discover the mermaiding courses

A sport practice

Water sport lovers, if you are looking to improve your muscle mass and cardio capacity for better water performance, fin swimming courses with Marine Grosjean are what you need.

Fin swimming courses

Marine Grosjean’s expertise in fin swimming allows her to offer to men, women and children a range of remarkable products and educational tools to practice this sport in fun environments.

Discover NEREES products