For years, scientists felt like the fish they were watching watched them back. A new study suggests they can recognize a ...

Lakes where sea lamprey control efforts were most cut back during the COVID-19 pandemic had the biggest surge of the invasive species, a study found.

A new record of the highly invasive and deadly pufferfishspecies Lagocephalus sceleratus has been made in the northern ...

A new species of anglerfish, “Gigantactis paresca,” discovered by University of Hawaiʻi at Mānoa oceanographers, was recently ...

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

MORE: Fish species thought to be extinct for 85 years rediscovered "The blobfish had been sitting patiently on the ocean floor, mouth open, waiting for the next mollusk to come through to eat ...

Evolving roughly 27 different times in the long history of fish, bioluminescence—the biological production of light—is one of the flashier survival tools used for luring prey, communication, and ...