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Dive through the zones of the ocean to the deep ocean bottom where many strange species live, and there are many yet to be discovered. Explore them in the Deep Ocean Exploration section.
Article

What We DON'T Know About the Deep Sea

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A map of NOAA's 13 marine protected areas
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National Marine Sanctuaries Map

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The Florida Keys National Marine Sanctuary encompasses several state parks and wildlife refuges.
Photo

Florida Keys National Marine Sanctuary

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A marine iguana looks off in the distance.
Audio

Marine Iguanas: One Species at a Time

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A view of the blue whale model in the Life in the Sea exhibit hall
Photo

Life in the Sea

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Plastic bottles and other marine debris cover a rocky beach in Curacao.
Overview

Marine Plastics

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On Moorea, an island in French Polynesia, researchers are striving to complete a biocode—a DNA catalog of every life form big enough to pick up with tweezers.
Overview

Scientists Catalog Life on the Island of Moorea

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An assortment of microbe illustrations seen by Leeuwenhoek under the microscope.
Timeline

Milestones In Marine Microbiology

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Two nurse sharks hover over a baited cage
Lesson Plan

Microbes and the Marine Food Web

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Colorful underwater animals highlighted with a white background.
Article

Biocubes: Life In One Cubic Foot

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The coastline of American Samoa National Marine Sanctuary
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American Samoa National Marine Sanctuary

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