A sweeping global report finds that migratory freshwater fish are in steep decline, with populations down roughly 81% since ...

In the wide, sandy stretches of Brazil’s Araguaia River, the piraíba, South America’s largest catfish, is a cornerstone of ...

The UN assessment of the state of migratory freshwater fish revealed an 81% decline in the last 50 years.

WASHINGTON, DC, December 4, 2008 (ENS) - The U.S. Supreme Court is wrestling with the difficulty of valuing fish and aquatic organisms with little or no commercial worth, hearing arguments in a legal ...

Ultrasonic speakers are lowered into the sea to test if they scare fish away [Hinkley Point C] Testing of a £50m ultrasound system designed to stop fish being sucked into the cooling pipes of ...

Initial trials show an acoustic fish deterrent system that would use underwater ultrasound technology to keep fish away from Hinkley Point C's water intake system have been effective, EDF has said.