Partially protected areas don't have more wildlife than unprotected areas. They consume conservation resources and occupy space that could otherwise be allocated to more effective protection.
The latest research reveals basking sharks are not lone predators but rather family-minded creatures with a fancy for fine dining with their own folk.
An international agreement has set an ambitious deadline for action on some of the biggest problems facing the world's oceans.
The Blue Belt is a network of marine protected areas 17 times larger than the UK.
New research involving CRISPR technology has furthered our understanding of corals' gene functions. Specifically, it has revealed a mechanism underpinning how corals withstand heat stress.
Most existing MPAs are in distant and largely empty waters. Expanding them where it counts will meet a lot of resistance.
It's time to listen to warnings from the people of the Pacific.
Multiple ocean industries are rapidly growing, but efforts to protect vulnerable habitats are stalling.
The latest incident highlights a mismatch between ocean law and marine ecosystems.
Some species, including blue whales, spend little time at the surface. So despite their overwhelming size, they can be hard to find and tough to study.
The Great Acceleration inaugurated the Anthropocene in the 1950s. Now, a similar race for resources and space is happening in the ocean.
Companies are developing technologies to mine the deep sea, but environmental regulations have yet to be finalized.
As the oceans warm, fish are moving to stay in temperature zones where they have evolved to live. This is helping some species, hurting others and causing a net reduction in potential catch.
Even the remote open ocean offers no escape from industrial fishing for sharks.
New Zealand has one of the world's largest ocean territories, but the marine environment is at risk from climate change, pollution and fishing.
Japan's exit from the IWC should spur on more global cooperation on environmental issues, not less.
The endangered Hector's dolphins are found only in coastal seas in New Zealand, but conservation experts describe New Zealand's proposed protection plan for the marine mammals as misleading.
A new network of 20 sites have been declared as marine protected areas in South Africa.
Regulating fish loss and waste is not easy, but it is worth the effort to save $7 billion every year for the benefit of the Indonesian people.
Coral reefs get a lot of attention, but the world has lost almost all of its vital oyster reefs in the last few centuries.