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Damaged Coral

Corals and Coral Reefs

Sargassum Seaweed

Glossary of Terms

Beach Nourishment

The technique of placing sand fill along the shoreline to widen the beach.

Downstream

Along coasts with obliquely approaching waves there is a longshore (wave-driven) current.

Intertidal zone (often called littoral zone)

The part of the shoreline that is submerged at high tide and exposed at low tide.

Continental Slope

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

Algal Bloom

A sudden increase in the amount of marine algae (seaweed) often caused by high levels of phosphates, nitrates, and other nutrients in the nearshore area.

Oligotrophic

Waters with low primary productivity because of limited supplies of nutrients.

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