Researchers in the Amazon have discovered new genetic mechanisms in fish parasites that could lead to vaccines, potentially ...

As Australia's largest freshwater fish, Murray cod can grow up to 5.9 ... This predator is native to the Amazon Basin in South America, typically measuring between 1.5 and 3.8 feet and weighing ...

At the heart of the Amazon, researchers are investigating a mysterious parasite which is devastating fish farms around the world.