This tailless fish has eluded researchers for years. That is one big fish in the ocean! Here is another big fish in the ocean ...

The researchers studied tissue from over 120 fish. They found that 50 to 60 percent of their diet came from ocean’s twilight ...

MIT oceanographers have found that big fish like tuna and swordfish get a large fraction ... And much of this buffet is on the move. Many kinds of fish, squid, and other deep-sea organisms in the ...

Fish that survive in extreme deep-sea environments have developed the same genetic mutation despite evolving separately and at different times, researchers say.

No matter how big some fish may think they are, don't forget, sharks are also fish! The blue shark is a carnivorous fish that lives in deep oceans all around the world. They can swim fast and are ...