Siltation

The input of non-calcareous fine-grained sediments to the nearshore marine environment, or the settling out of fine-grained sediments on the sea floor.

The settling of fine-grained particles to the sea bottom.

Glossary of Terms

Sea Bags

Large sand-filled geotextile tubes used in coastal protection projects.

Pocket Beach

A beach, usually small, in a coastal reentrant or between two littoral barriers (often rocky headlands).

Polluter-pays Principle

The principle adopted by the OECD countries in 1972, requires that the polluter should bear the costs that pollution damage or pollution control impose upon society.

Gravel

Unconsolidated natural accumulation of rounded rock fragments coarser than sand but finer than pebbles (2-4 mm diameter).

Toe

Lowest part of sea and portside breakwater slope, generally forming the transition to the seabed.

Feeder Beach

An artificially widened beach serving to nourish downdrift beaches by natural littoral currents or forces.

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Siltation