Article

Tunicates—Not So Spineless Invertebrates

There are thousands of marine invertebrate animals in the ocean, from small to...

overview

The Census of Marine Life

Did you know that over 17,000 species thrive in the deep sea where no light...

slideshow

The Hyper Eyes of Hyperiids: How Some Shrimp-Like Creatures See Light in the Deep Sea

Hyperiid amphipods are small crustaceans related to sand fleas and distantly...

Photo

TOPP cartoon of Omoo

Omoo, a Great White Shark (Carcharodon carcharias), carries a satellite tag that...

Personal Perspectives

Humpback Whales in Antarctica: What Are the Whales Doing?

Humpback whales (Megaptera novaengliae) are the most abundant baleen whale in the...

Article

The Great Hermit Crab Migration

Over the last few days, a video of hermit crabs stampeding across the rocky shores...

Personal Perspectives

What We DON'T Know About the Deep Sea

Imagine: You’re in a small submersible, and you gently settle on the soft muddy...

Personal Perspectives

A World Adrift: Life in the Sargassum

The open ocean is surprisingly barren to the naked eye. Every now and again you...

Article

Tagging and Tracking Animals Underwater

How do we know where ocean animals swim day and night? Scientists are getting...

Personal Perspectives

On Biodiversity: Understanding its Meaning and Importance

The ocean is home to a phenomenal diversity of marine organisms. They have evolved...

Article

The Great Pacific Migration of Bluefin Tuna

Shortly after their first birthday, Pacific bluefin tuna (Thunnus orientalis)...

Here Comes Santa Claws

Santa isn’t the only long-distance traveler in a red suit—at the beginning of...