Oversplash

The water that splashes over the top of a breakwater, seawall or other coastal defence structure.

Glossary of Terms

A mound of random-shaped and random-placed stones protected with a cover layer of selected stones or specially shaped concrete armour units. (Armour units in a primary cover layer may be placed in an orderly manner or dumped at random.)

Contamination

An anthropogenic increase in the concentration of a substance in the marine environment.

Storm Surge

A temporary rise in sea level associated with a storm's low barometric pressure and onshore winds.

Updrift

The direction opposite that of the predominant movement of littoral materials.

Beach Face

The section of the beach normally exposed to the action of the wave uprush. Also referred to as the foreshore of a beach.

Mangrove

A tropical tree with interlacing prop roots, confined to low-lying brackish areas.

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Oversplash