Explore the beauty hidden beneath this underwater mountain chain off the coast of Colombia.

Take a deep dive into learning about the gelatinous animals that make for a wondrous, watery world.

Tales of mermaids and men have enthralled us for centuries. But what actually inspired the sailors and storytellers of old to imagine these water spirits? Let’s get to know manatees – the likely muse of these myths and legends.

Latest Ask a Marine Biologist

Scuba diving with a camera can be overcomplicated and distracting, but observing the details of a jellyfish inspires one photographer's mindful journey.

Learn from expert photographer Alex Mustard how to capture the good side of the charismatic, sometimes fickle green turtle.

A growing industry demands a new approach to wildlife tourism in Baja California Sur.

In honor of Earth Day, here's a roundup of marine animals that help us fight climate change and help the entire planet.

Photographs of marine animals can educate and inspire. In this edition of “Ask a Marine Biologist,” Dr. David Shiffman discusses whether taking those photos hurt the animals.