From the first sighting of a colossal squid in the wild to a seriously goofy octopus, 2025 delivered some astounding photos ...

Countries are still debating whether to mine the seafloor for minerals, but exploratory efforts have already begun.

The deep sea around Antarctica just got a whole lot weirder as researchers have discovered at least 30 previously unknown ...

Plans to use a deep-sea boom box to keep fish away from a coastal nuclear station have gone awry. DJing for marine life, it ...

This is Mongabay’s second story in a short series about the new Shimoni Fish Port. Read the first story here. SHIMONI, Kenya — On a drizzly March afternoon, more than two dozen vessels bobbed on ...

In recent years, a major ocean current changed its path in two crucial ways. Now parts of the sea are rising, other parts are falling, ocean temperatures are breaking records — and Japan’s iconic ...

Learn more about the most exciting species found around the world in 2025, from the deep sea to the western Himalayas.

At the very bottom of the ocean, where pressure crushes metal and sunlight never reaches, a short, grainy video has sparked a ...

Under the surface of the ocean, "constellations" of towering subsea mountains dot the Earth – and they are teeming with sharks.

The War Between The Land and The Sea finale – episode 5 – spoilers follow.

A surprising expedition reveals sharks thriving in the hostile environment of Kavachi, a highly active underwater volcano.

Beneath the ice of Antarctica, scientists discover a “fish city” with protected nests more than 950 feet deep.