Fish are one of the species in the world with the most diversity. These aquatic animals come in different shapes, colors, and ...

Some of the world’s most massive fish species are true giants of the aquatic realm, astonishing both scientists and anglers ...

The Wels catfish is among the largest freshwater fish species on earth. Currently, the IGFA fishing world record for Wels catfish sits at 297 pounds and 9 ...

Atlantic bluefin tuna, the largest tuna species, can reach immense sizes, weighing up to 2,000 pounds. These apex predators ...

A new study has found that the Mekong River’s largest freshwater fish are shrinking in size, with critically endangered species like the giant catfish and giant barb now averaging less than half their ...

Stepping into the world’s biggest indoor aquarium feels like entering another planet, especially when the giant fish start ...