Oceans News

A man walks past kelp in the Pacific Ocean at La Jolla Shores, San Diego.

Post-Blob, California’s kelp crisis isn’t going away

David Helvarg 9 Sep 2025

Tanker identified as possible Brazil oil spill perpetrator

Zoe Sullivan 22 Nov 2019

Nearly three months after Brazil oil spill, origins remain uncertain

Zoe Sullivan 18 Nov 2019

’Rampant’ fishing continues as vaquita numbers dwindle

Mongabay.com 29 Oct 2019

Green sea turtle. Photo by Rhett A. Butler.

For one Indonesian fisher, saving caught turtles is a moral challenge

Ian Morse 23 Oct 2019

Study finds massive reorganization of life across Earth’s ecosystems

John Cannon 21 Oct 2019

Companies’ solutions to global plastic crisis miss the mark: Report

Mongabay.com 9 Oct 2019

IPCC special report finds oceans and cryosphere changing rapidly due to global warming

Mongabay.com 25 Sep 2019

Sri Lanka pushes for protection of sea cucumbers amid overexploitation

Malaka Rodrigo 10 Aug 2019

In Indonesia, a court victory for Bali’s ban on single-use plastics

Basten Gokkon 26 Jul 2019

Ocean currents spin a web of interconnected fisheries around the world

Basten Gokkon 4 Jul 2019

Southeast Asian countries pledge to tackle marine plastic waste crisis

Basten Gokkon 27 Jun 2019

For artisanal fishers, fish fences are an easy, but problematic, option

Basten Gokkon 5 Jun 2019

The health of penguin chicks points scientists to changes in the ocean

Mongabay.com 22 May 2019

A bucket of fish at a market in Labuan Bajo, Indonesia. Image by Rhett A. Butler for Mongabay

Monitoring hack shines a light on fishing boats operating under cover of dark

Basten Gokkon 17 May 2019

Ocean winds, wave heights have increased around the world

Mongabay.com 25 Apr 2019

Indonesia trains its citizens to deal with sea-mammal strandings

Basten Gokkon 24 Apr 2019

Bird flu in Namibia’s penguins wanes, after killing nearly 500

John Cannon 24 Apr 2019

Omura’s whale much more widespread across the globe than previously thought

Mongabay.com 17 Apr 2019

To stop extinctions, start with these 169 islands, new study finds

Mongabay.com 2 Apr 2019

Crab season to be cut short in California to protect whales and turtles

Mongabay.com 1 Apr 2019

Global analysis of coral bleaching finds equatorial reefs less impacted by ocean warming

Mongabay.com 28 Mar 2019

New research teases apart complex effects of naval sonar on whales

Mongabay.com 28 Mar 2019

Ocean acidification could impact Atlantic cod populations more severely than previously thought

Mongabay.com 27 Mar 2019

Study maps where tunas, sharks and fishing ships meet

Shreya Dasgupta 25 Mar 2019

The Flipflopi under sail from Watamu to Kilifi, Kenya. Image by Anthony Langat for Mongabay.

Flip-flop-clad boat brings plastic recycling message to East African coast

Anthony Langat 8 Mar 2019

New MPA established in Philippines includes community-led monitoring program

Mike Gaworecki 7 Mar 2019

You’re gonna need a smaller boat: Media obscures shrinking ‘newsworthy’ fish

John Cannon 5 Mar 2019

Blue whales remember best times and places to find prey

Mongabay.com 26 Feb 2019

A common octopus (Octopus vulgaris). Photo via Wikimedia Commons.

Octopus farming unsustainable, unethical, and unnecessary, scientists warn

Mongabay.com 31 Jan 2019

Warmer waters shrink krill habitat around Antarctica

Mongabay.com 30 Jan 2019

Climate change is making waves stronger and putting coastlines at risk

Mongabay.com 29 Jan 2019

Ocean warming projected to accelerate more than four-fold over next 60 years: Study

Mike Gaworecki 10 Jan 2019

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Trekking through the Cardamom Tented Camp concession in Botum Sakor National Park Photo by Gerald Flynn

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Collage featuring a puma and Ida Isabel Auris Arango, shepherd and Quechua woman

A captive black and rufous elephant shrew (Rhynchocyon petersi), a resident of various kayas. Image by Joey Makalintal via Wikimedia Commons (CC BY 2.0).

Coastline of Big Sur in California. In 2013, a group of researchers found eggs of California condors in the coastal redwoods of Big Sur contaminated with DDT, even though the pesticide has been banned in the U.S. since 1972. Image by Rhett A. Butler/Mongabay.

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