Freshwater Articles

New Arapaima Species Described

New Arapaima Species Described

A new species of giant arapaima, South America’s largest freshwater fish, has been described from the central Amazon in Brazil, and scientists say the discovery raises questions about what other species remain to be discovered.

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World’s Oldest Aquarium Fish Turns 80

World’s Oldest Aquarium Fish Turns 80

When the dinosaurs first appeared on earth some 230 million years ago, the ancestors of modern-day lungfishes had already been paddling around for 150 million years. And when the great extinction that took out T. rex and Company, 66 million years ago, the lungfishes swam right through the global upheaval.

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