A total of 19 pink freshwater dolphins belonging to an extremely rare species living in the east of landlocked Bolivia have been rescued from a river covered in mud and deforestation residue ...

Of these water species, there are several rare fish that humans love to find and collect as pricey pets ... $50-$150 The brightly colored Discus fish is native to the Amazon River basin in South ...

Bear in mind that a saltwater aquarium is more expensive and difficult to set up and maintain than freshwater even ... of ...

This story appears in the April 2017 issue of National Geographic magazine. Hundreds of millions of people worldwide would lack their prime source of protein without freshwater fish. Yet the lakes ...

A 300kg (661lb) stingray caught in the Mekong river in Cambodia is the biggest freshwater fish ever ... "Finding and documenting this fish is remarkable, and a rare positive sign of hope, even ...

Freshwater pearl mussels are being bred as part ... "Adult mussels are brought into the hatchery in June and settled into a fish tank in a gravel basket," said Dr Taylor. "In August the mussels ...

Betta, or Siamese fighting, fish are among "the most popular freshwater aquarium fish in the world," PetMD reports. Native to southeast Asia, this species is known for its range of vibrant hues.

NEW ORLEANS— The U.S. Fish and Wildlife Service ... “But we’re still witnessing a freshwater extinction crisis here in the Southeast. To make sure these mighty mussels have a future, we need to ...

Researchers are in a “race against time” to try and spot four of the world’s rarest fish species as they ... so here’s what to look out for: Freshwater sawfish (critically endangered).