Water barrier, in particular a dike

A water barrier, comprising an inner slope, a crown and an outer slope, wherein the outer slope is located on the waterside, characterized in that a natural vegetation of at least one of the elements of inner slope, crown and outer slope is provided with fibers inserted into said vegetation,

• characterized in that said fibers are arranged in mutually adjacent rows, wherein the distance between the rows lies in the range of 10-50 mm, and wherein the mutual distance between fibers in a row amounts to 10-50 mm,
• characterized in that the mutually adjacent rows are offset from each other so that the fibers are placed at the corner points of an imaginary equilateral triangle with sides of 10-50 mm.