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Elephant seals' eyes are specialized to dim light and, in particular, to light at the wavelength of 485 nm -- which is the same wavelength given off by the bioluminescent lanternfish that are the seals' main prey.
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Elephant Seals Laze on the Beach

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A manatee swims in Crystal River, Florida.
Article

From Mermaids to Manatees: the Myth and the Reality

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Sea bass flock to a tropical coral reef in the Red Sea.
Article

5 Simple Things You Can Do for the Ocean

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an oyster shell on a beach
Article

How to Survive an Oil Spill: Oyster Edition

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A large ship flushes water from its ballast tanks while at sea
Article

5 Invasive Species You Should Know

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"Ocean sunfish" by Mark Harris
Article

Chasing a Basking Shark

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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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A photo of a squid using bioluminescence to hide in the deep sea.
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Bioluminescence

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

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a grain of sand with microbes highlighted in green
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Microbial Life on a Grain of Sand

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A screenshot from the video showing equipment on a research vessel.
Video

Wavechasers and the Samoan Passage

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A screenshot from video of a lobster.
Video

A Rainbow of Colorful Lobsters

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