While often sold when small, Oscar fish can grow large and so they need big aquariums to swim around freely. They can live up to 20 years in spacious, well-filtered tanks.

Henry Liu, Contributing Photographer After more than 20 years, the Yale Law School library’s freshwater fish tank is about to be removed. Law Librarian Femi Cadmus, who manages the library, announced ...

Properly caring for a fish requires more than just finding a fish tank and filling it with tap water. There are many aquarium options available, so you’ll want to take a little extra effort in ...

Siamese Algae Eaters are active fish that excel at consuming various types of algae, including the stubborn black beard algae. They can grow up to 6 inches and are best suited for larger tanks.

An oddly shaped deep-sea fish recently washed up on an Oregon beach, catching the attention of a local aquarium. The Seaside Aquarium identified the fish as a longnose lancetfish.

Some aquarium buddies are much more interactive than you'd expect—they follow their owners around, beg for food, and even learn to recognize faces. This article dives into pet fish that actually ...

An auction in Allen Park will focus on fish and other things that go in an aquarium.

The clip shows a Russian performer, Masha, dressed as a mermaid, swimming in an aquarium tank Terrifying footage of a giant fish attacking a young mermaid performer in China's aquarium is going ...

To keep your fish healthy and happy throughout their life, you need to understand how and why to change your fish tank water. There are thousands of fish breeds, and each one requires different ...

Is Gervonta Davis vs. Lamont Roach off? Twitter is confused as "Tank" claims bout is canceled, prompting an offer from "Golden Boy" promoter Oscar De La Hoya.

A bacterial infection that rarely occurs in the United States hit a woman in Maryland after she cleaned her home aquarium.