The central Dutch city of Utrecht has installed a “fish doorbell” on a river lock, allowing viewers of an online livestream ...

California's marine protected areas are under review, with proposals to expand or shrink them amid ocean pressures.

After sunning yourself on a gorgeous beach in Maui, swim among tropical fish and vibrant coral at an incredible snorkeling ...

Mackerel is higher in healthy fats, vitamin B12, and magnesium, while salmon is lower in calories and higher in potassium, ...

In the Florida Keys, divers, scientists, and travelers are exploring—and helping restore—the only living coral barrier reef ...

If you want to see coral gardens, reef sharks and tropical fish up close, the first step is earning an open-water ...

Holly Williams is a CBS News senior foreign correspondent based in the network's CBS London bureau. Williams joined CBS News in July 2012, and has more than 25 years of experience covering major news ...

Tobacco Bay Beach offers calm, shallow waters perfect for beginner snorkelers and spotting colorful marine life.

Migratory freshwater fish populations crucial to river health and sustaining the livelihoods of millions of people are in freefall and risk collapse, a major UN assessment warned Tuesday. Habitat ...

Sustainable fisheries and successful aquaculture both depend fundamentally on a deep understanding of reproductive biology. In commercially important marine fish species, reproductive traits such as ...