Deep-sea fish adapt to some of the most extreme conditions on Earth. New research analyzing their evolution finds the same ...

It’s no wonder deep-sea creatures are so strange. They survive against the odds in one of the most extreme environments on ...

By comparing it to other deep-sea fish, researchers discovered it ... the seafloor to plunge downward, forming the deepest part of the ocean Don Walsh and Jacques Piccard were the first two ...

Ocean depth is divided into zones: littoral, bathyal, abyssal and hadal. The deepest part of the ocean, the hadal zone, is anywhere deeper than six kilometres. What is the average depth of the ocean?

This sighting suggests Dumbo octopuses could even live in the hadal zone, which is the deepest part of the ocean ... include deep-diving fish such as tuna and some sharks, and mammals such as dolphins ...

The first 15 seconds of this video shows a juvenile snailfish at a depth of 8,336m in the Izu-Ogasawara Trench, in the Pacific Ocean, south of Japan. It is the deepest record of a fish.

We were amazed at this to-scale map we found on Tumblr depicting the Mariana Trench, the deepest part of the world's oceans. The trench is located in the Pacific Ocean near the Philippines.

Small fish, crustaceans ... which have spread into virtually every part of the ocean, from the deepest sea trenches to the water’s surface, where they get caught in algae.