Mahury is a kitesurfing spot at the mouth of the Mahury River, near Cayenne in French Guiana. This spot offers water at the river mouth, mainly navigable during falling tide.

Wind is from the southeast in dry season and north in rainy season, with trade winds of 15-25 knots. Beware of strong currents, especially at rising tide. Water is warm but muddy.

The spot is reserved for advanced riders due to dangerous currents. Not recommended for beginners.