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Glossary

Glossary of Terms

Continental Slope

The declivity from the offshore border of the continental shelf to oceanic depths. It is characterized by a marked increase in slope.

Survey, hydrographic

A survey that has as its principle purpose the determination of geometric and dynamic characteristics of bodies of water.

Contamination

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

Shoreface

The narrow zone seaward from the low tide shoreline, covered by water, over which the beach sands and gravels actively oscillate with changing wave conditions.

Non-point sources of pollution

Multiple, not easily identifiable sources of pollution (e.g. agriculture, urban areas). Also called diffuse sources.

Littoral System

The geographical system subject to frequent or infrequent beach processes. The littoral system is the area from the landward edge of the coastal upland to the seaward edge of the nearshore zone.

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