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Two nurse sharks hover over a baited cage
Lesson Plan

Sharks: Setting the Record Straight

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A screenshot from the video "Cashes Ledge" showing an underwater kelp forest scene.
Video

Cashes Ledge

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Two nurse sharks hover over a baited cage
Lesson Plan

What Was for Dinner?

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Two nurse sharks hover over a baited cage
Lesson Plan

Corrosion to Corals

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A green mahi-mahi fish underwater
Article

Fish Heart Out of Water

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The Brazilian Atlantic Islands site was inscribed on the World Heritage List in 2001. The rich waters of the Fernando de Noronha Archipelago and Rocas Atoll are extremely important for the breeding and feeding of tuna, shark, turtle, and marine mammals. Th
Photo

Brazilian Atlantic Islands: Fernando de Noronha and Atol das Rocas Reserves

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These Smithsonian field stations enable scientists worldwide to conduct long-term studies on mangrove ecosystems.
Article

Smithsonian Research Stations

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a sperm whale
Video

Moby Dick's Boom Box: Sound Production in Sperm Whales

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Two nurse sharks hover over a baited cage
Lesson Plan

Mapping the Ocean Floor

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Lindsay Aylesworth is a PADI dive instructor, marine biology consultant and PhD student with Project Seahorse at the University of British Columbia. Lindsay has carried out monitoring and survey work in the tropical marine environment for ten years, starti
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Lindsay Aylesworth

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Great White Sharks breach to hunt -- with split-second timing they grab their prey in one swift snatch. Follow the whole breaching action in this slideshow.
Overview

Great White Shark

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