For aquarium enthusiasts looking to add a touch of the extraordinary to their tanks, there’s a world of unusual fish species that can make a home aquarium stand out. Beyond the usual goldfish and ...

Tetras are one of the most popular and diverse types of freshwater aquarium fish. With more than 150 unique types of tetra ...

Hydra is a freshwater polyp that enters aquariums with little goal beyond killing fry and smaller fish. In order to combat hydra, many aquarists stock their tanks with a pearl gourami.

Thanks to their unique look, glass catfish, especially Kryptopterus vitreolus, are a popular freshwater aquarium fish. They’re also relatively easy to look after, so long as you provide them ...

Guppies are among the easiest freshwater fish to keep in an aquarium. You should get at least three and keep them in a tank that holds at least 1 gallon of water for every guppy.

While it is reported that 90% of freshwater fish in the trade are captive bred, a large number of wild fish are being exported from India. Carinotetraodon imitator – IUCN Red List Status ...

In a river of western Brazil, an “armored” creature with bumpy lips swam through the “dark tea-colored” waters. Something ...

Anthony Burke’s Indiana record burbot gives a chance to dive into the broader meaning and general unusualness of one of the oddest freshwater fish.

The natural habitats of tropical freshwater fish are increasingly threatened by human activities, and while at times the hobby has been been at odds with conservation, the role of aquariasts in ...