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A hawksbill turtle in the waters of the Seychelles.
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Aldabra Atoll, Seychelles

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Two nurse sharks hover over a baited cage
Lesson Plan

Keep it Complex

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Coral reef with many different fish and sharks.
Video

Million-dollar Reef Sharks

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an aquarium with a reef
Photo

St. Lucie County Aquarium Reef

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The Belize Barrier Reef Reserve System consists of the largest barrier reef in the northern hemisphere, offshore atolls, and several hundred sand cays, mangrove forests, coastal lagoons, and estuaries. The system's seven sites illustrate the evolutionary h
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Belize Barrier Reef Reserve System

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Two nurse sharks hover over a baited cage
Lesson Plan

Game of Life

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The Smithsonian's Dr. Carole Baldwin uses a wall diagram that shows genetic lineages among Starksia blennies (a type of reef fish) to explain how the seven new species differ from previously known species.
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Wall Chart of New Fish Species

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Neptune grass (Posidonia oceanica) is a slow-growing and long-lived seagrass native to the Mediterranean.
Article

Bugs and Slugs: The Hidden Secret to Healthy Seagrasses

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Underwater image of fishing swimming around branching coral.
Photo

Branching Coral in Mesoamerica

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Algae growing on underwater rock
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Macroalgae on a Mesoamerican Reef

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A collage of the wildlife found in one cubic foot on the reef near Moorea, French Polynesia.
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One Cubic Foot of Reef

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