A bumpy snailfish, Andean mouse opossum and ancient sea cow were just some of the many species described in 2025.

Scientists have long assumed the deep-sea Alicella gigantea was an uncommon survivor of the abyss.

The deep sea, a realm of perpetual darkness, crushing pressure, and cold temperatures, is home to some of the most unusual and mysterious creatures on Earth. Recent discoveries have unveiled a host of ...

A transparent goby fish drifted through the darkness, its skeleton visible through paper-thin skin. Nearby, a sea slug wore ...

The 30cm-long (11.8in) juvenile was spotted at a depth of 600m (1,968ft), near the South Sandwich Islands in the south ...

Researchers are not even halfway through analyzing the thousands of samples collected from the Southern Ocean, but they've already discovered 30 new deep-sea creatures. Reading time 2 minutes The deep ...

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

Deep-sea mining trials revealed significant but localized biodiversity loss in one of the planet’s least explored ecosystems.

In the deep sea, there are places where chemicals and nutrients seep out of the sediment and into the water. These chemosynthetics-based ecosystems were discovered in 1977, and in the decades since, ...

Scientists found a “golden” sea creature “deep within” underwater caves off Saudi Arabia and discovered a new species, a study said. Photo from Getty / iStockphoto On a coral reef off the western ...

The recently announced discoveries were made on a 2022 deep-sea expedition off Western Australia’s Gascoyne coast csiro.au Australian scientists discovered two new marine species: a tiny porcelain ...