While plenty of shrimp are small, some can grow large enough to compete with the ... and are mostly found in freshwater. Shrimp belong to pleocyemata and are generally smaller, living mostly ...

A 300kg (661lb) stingray caught in the Mekong river in Cambodia is the biggest freshwater fish ever documented, scientists say. It unseated the previous record-holder, a 646lb (293kg) Mekong giant ...

Freshwater environments cover about 1% of Earth's surface while accounting for more than 10% of known species. Like many ...