An oddly shaped deep-sea fish recently washed up on an Oregon beach, catching the attention of a local aquarium. The Seaside Aquarium identified the fish as a longnose lancetfish.

After last week's deadly attack, we take a deep dive into the sharks along Israel's coastline -- from their behavior patterns ...

Surprising footage reveals parasites attached to the head of a deep-sea fish. These crustaceans, visible in a video shared by ...

The world’s most dangerous fish, including Pufferfish and Lionfish, are capable of inflicting serious wounds to humans.

Researchers in the Amazon have discovered new genetic mechanisms in fish parasites that could lead to vaccines, potentially ...

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

Shark researchers show what could happen to Cape Cod if great whites disappear: ‘Sharks help keep it all in balance… they’re ...

When a vulnerable basking shark was spotted off the coast of Croatia, it sent a clear signal about our changing oceans.

Filmed by the Schmidt Ocean Institute, the video reveals a deep-sea rattail fish with two parasites clinging to either side ...

Meet the longest-lived animal with a backbone. Scientists estimate that Greenland sharks live for around 250 years, but some ...

A recent video from the ocean’s depths has stunned even seasoned scientists — showing two parasites firmly attached to a fish ...