Researchers have described how fish larvae rely on species-specific combinations of vision and movement to detect and capture ...

Illnesses from stealthy pathogens known as Vibrio are advancing northward along numerous coasts, potentially ruining your ...

In a mid-sized lake of Switzerland, a “robust” creature with “slim” bumpy lips swam through the shallow water, or it tried to ...

The seal population has increased from about 4,000, considered nearly extinct, in the late 1980s to about 50,000.

Bull sharks are lingering off Sydney's beaches for longer periods each year as oceans warm, researchers said Friday, ...

The gray seals slide out of their cages into the Baltic Sea near the Lithuanian coast, swimming off to new lives imperiled by climate change, pollution and shrinking fish stocks.

As oil companies push for drilling on the Amazon coast, an underwater war silences the ocean’s most vocal creatures.

Eastern Baltic cod grow to much smaller sizes than they did just 30 years ago, because overfishing altered their genes, ...

When vacationers head into the water, they often take a quick look at the ocean floor—and for good reason. In some European ...

Tuna, opah, and billfishes such as marlins and swordfish are among the 0.1% of fish species that are warm-blooded. Evidence by an international team of researchers led by UC San Diego’s Scripps ...

Trawlers off southern India caught a deep-sea creature with a regrown tail later identified by scientists as a new species, a study said. Getty Images/iStockphoto Hundreds of feet down in the ...