From Presqu’ile Saint-Vincent to Cap Leucate, 24 miles N, the bottom is generally formed of sand, or sand and mud.
Fog is frequent along this stretch of coast, particularly during E winds. In bad weather it is advisable for vessels to navigate in depths of more than 25m.
Fishing and yacht harbors are situated at Massane, Saint Cyprien, Canet-Plage, Barcares de Saint Laurent, Grau Saint Ange, and Port Leucate, which lie 1.8 miles, 6 miles, 11 miles, 16 miles, 16.5 miles, and 23 miles N, respectively, of Presqu’ile Saint-Vincent.