Rivers have been the lifeblood of human civilization throughout history, and yet we know surprisingly little about what lives in many of them – including the giant creatures that prowl their depths.

For 17 years, Zeb Hogan, a biologist, has been searching for the world’s largest freshwater fish. On June 13, his team found it – a giant freshwater stingray, or Urogymnus polylepis. The ray, hauled ...

A gigantic stingray caught in Asia’s third-largest river has been tagged and tracked by researchers, providing a host of information about an entire ecosystem that’s currently under threat. Last year, ...

It’s o-fish-al! The world’s largest freshwater fish has made its debut in the 2024 Guinness Book of World Records. The 661-pound stingray, caught in June 2022, was over 13 feet long, from snout to ...

Researchers may have solved a big mystery surrounding a very big fish. Around the world, freshwater fish are in trouble. That’s especially true of large species. But one recent episode surprised ...

Last year, a fisher caught the world’s largest freshwater fish, a Mekong giant stingray, in the Mekong River in Cambodia. After tracking the fish for a year, researchers are publishing research about ...

This article was originally featured on Field & Stream. From the murky depths of Southeast Asia’s Mekong River, a new world record has emerged. The biggest freshwater fish caught anywhere, ever, was ...

Boramy is 13 feet long – which includes her tail – and required about a dozen men to bring her to shore, according to Reuters. The stingray was measured by a team of international experts working with ...

It took a dozen men to load Boramy, a giant stingray, onto the scales. At just under 300kg, she is the biggest freshwater fish ever weighed. She was caught by a Cambodian fisherman on the Mekong, ...