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Glossary

Glossary of Terms

Groyne Field

A series of groynes acting together to protect a section of beach. Also called a groyne system.

Updrift

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

The transmission of waves through water.

A geographically defined area that is designed and managed to achieve specified environmental objectives.

Biological Diversity

(Also called biodiversity) - The diversity of life, often divided into three levels: genetic (diversity within species), species (diversity among species), and ecosystem (diversity among ecosystems).

Littoral

Of or pertaining to a shore, especially of the sea. Often used as a general term for the coastal zone influenced by wave action, or, more specifically, the shore zone between the high and low water marks.

Offshore Current

Any current in the offshore zone. Also refers to any current flowing away from shore.

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