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Fish Changes Color in a Flash, Scientists Discover

Octopuses, squid, and chameleons can do it. And now, it turns out that a fish can do it too. The rockpool goby is the latest animal discovered to have the ability to change their color and the brightness of their skin to blend in with their background.

Olazul Seeks a Healthy Solution to Depleted Fish Stocks

By Madeleine May For Santiago Cañedo Flores and other fishermen along the La Paz Bay in Baja California Sur, the solution to depleted fish stocks may lie in harvesting an unconventional product: seaweed. Don Santiago and other fishermen in Baja California Sur are partnering with Olazul, a San Francisco-based organization founded in 2009, to design community-owned…

Journeying Oregon’s New Marine Reserves by Bike: Cape Falcon (Part 1 of 5)

By Chris Rurik and Helen Helfand The first of Oregon’s five newly designated marine reserves we encounter as we cycle south from the Washington border does not yet exist, except on planning maps. The Cape Falcon Marine Reserve is slated to come into being on the first day of 2016. We try to survey the…

Watch Nat Geo’s Roundup of Best Octopus Videos

What better way to mark International Octopus Day than with a roundup of some of our favorite octopus videos. Watch as they battle it out with other sea creatures.

WWF’s Living Planet Report echoed on the Great Barrier Reef

This article is brought to you by the International League of Conservation Photographers (iLCP). Read our other articles on the National Geographic News Watch blog featuring the work of our iLCP Fellow Photographers all around the world. Text and photos by iLCP Fellow James Morgan For decades, the Great Barrier Reef has enjoyed World Heritage Status and been…

October 5, 2014: Climbing Into Volcanoes, Swimming the Seven Seas and More

This week on National Geographic Weekend radio, join host Boyd Matson and his guests as they climb into volcanos to look for bacteria, invent environmentally and academically friendly ways to make tea, create the largest marine reserves in the world, make tiny soft robots, swim the seven seas, survive an avalanche, eat ice cream in the name of conservation, and swim with Great white sharks.

The Coral Triangle: Amazon of the Oceans

This article is brought to you by the International League of Conservation Photographers (iLCP). Read our other articles on the National Geographic News Watch blog featuring the work of our iLCP Fellow Photographers all around the world. Text and photos by iLCP Fellow James Morgan. I’ve been fortunate to see most of the world’s oceans the past couple…

Stayin’ Alive: Baby Mantis Shrimp Use Light to Stay Invisible

Young mantis shrimp that depend on transparent bodies to avoid predators, use reflectors in their eyes to make them invisible, according to a new study.

Transforming Indonesia’s Manta Fisheries

This article is brought to you by the International League of Conservation Photographers (iLCP). Read our other articles on the National Geographic News Watch blog featuring the work of our iLCP Fellow Photographers all around the world. Text and photos by iLCP Fellow Shawn Heinrichs Transforming Indonesia’s Manta Fisheries: The path to creating an effective Manta Sanctuary Indonesia announced…

Lewis Pugh Swims the Seven Seas

Lewis Pugh was recovering at home in South Africa when I spoke with him by phone. Just four days earlier he had finished a monumental swimming challenge, completing seven long-distance swims in under a month. He quietly said “It was much harder than I thought”, which was a surprising admission from this world-renowned endurance swimmer.…

There’s Something in the Water

Although smaller than five millimeters in size, microplastic particles contaminating our oceans and rivers likely pose a massive environmental and human health risk.

Marine Reserves in All UK Overseas Territories?

The U.S. isn’t the only country to have the will and ability to protect huge areas of the ocean. A proposal to Parliament calls for the U.K. to create the world’s largest marine protected areas.

Palau Expedition: The Future of the Past in Palau

Enric Sala and team are back in the big blue on their latest expedition to explore and document the world’s most pristine seas. This time, the destination is the Micronesian island group of Palau.

Watch: Grouper Slurps Down A Shark, Not A Typical Meal

A massive grouper gobbles down a shark in one bite. The unfortunate victim seems to have been a meal of opportunity rather than part of a steady diet, according to an expert.

Longtime Sea Urchin Diving Partners Lead the Way in Sea Kelp Restoration, Technology and Collaboration

By Leanne Weiss Terry Herzik (67), Gary Thompson (71), and Lucy, Gary’s 8-year-old Chihuahua, board the Sunstar at dawn with enough food and fuel for the next three days. As they pull away, in their 34-foot vessel the sun is just beginning to rise over Fish Harbor, in San Pedro, Los Angeles. They’ll head southwest…