In the wide, sandy stretches of Brazil’s Araguaia River, the piraíba, South America’s largest catfish, is a cornerstone of ...
Populations of migratory freshwater fish species continue to decline across the globe, risking the food security and livelihoods of millions of people, the survival of countless other species, and the ...
Populations of migratory freshwater fish have collapsed by 81% since 1970, according to the most recent Living Planet Index ...