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Convict surgeonfish are the roaming sheep of the reef but, instead of noshing on grass, they feed on algae.
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Surgeonfish: Indicators of a Healthy Reef

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Map showing the range of the eastern and western populations of Atlantic bluefin tuna and their spawning grounds in the Gulf of Mexico and the Mediterranean Sea.
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Atlantic Bluefin Tuna Distribution Map

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Seagrasses are flowering plants that can form dense underwater meadows and are an important shallow water habitat.
Overview

Seagrass and Seagrass Beds

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Two nurse sharks hover over a baited cage
Lesson Plan

Fish Feeding

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a spear fisher with a speared tropical fish
Overview

Sustainable Fishing

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Two Adélie penguins on Paulet Island, Antarctica
Overview

Penguins

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a painting of a ship on a plate of baleen
Article

The Story of Stashed Whale Baleen

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A stingray swims in an Australian marine reserve.
Article

Shark Cousins: the Skates and Rays

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Wooden skeleton of an orca.
Article

This Whale Sculpture Was Modeled After a Beached Orca

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A multi-colored map of the mid-Atlantic ride made from satellite imagery.
Article

How the Ocean Floor Helped Seal the Deal for Plate Tectonics

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