The best types of fish for first-time owners are fuss-free, easy to maintain, and hardy. Packed full of color, character, and ...

Freshwater aquarium hobbyists often search for the ideal array of aquatic animals to include in their environment. One ...

A few streams on the Cumberland Plateau northeast of Chattanooga are the only places where a small freshwater fish called the laurel dace lives in the wild, so when drought struck the Southeast last ...

Splash tetras lay their eggs outside of the water, but how do they do this, and why? Learn more about their unique ...

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

Learn more about some types of freshwater fish you might want living in your aquarium.

All of Van de Riet's previous "Reef Wall" experiments have taken place in Florida, where the Atlantic Ocean and Gulf of ...

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

Experts told us what to look for when buying a tank for saltwater, freshwater, and betta fish. These are the best fish tanks plus filters and lights.

Unraveling the genetic mechanisms behind adaptive evolution stands as a pivotal challenge in molecular biology. While ...

Betta fish are one of the most popular aquarium fish in the world. Here is what to know about bettas, including how long they live.

Shedd Aquarium's Caribbean Reef makes way for new centerpiece with twice the tanks “Wonder of Water,” beneath the rotunda, allows visitors to experience both freshwater and saltwater habitats.