Some of the favorites were barbs, rasboras, danios and tetras. A zebra danio, an Indian freshwater fish that has gained popularity as an ornamental fish. Credit: Soulkeeper, Public domain ...

What Does "Cycling a Fish Tank" Mean? Cycling your tank means establishing a colony of beneficial bacteria that break down ...

isolated contour symbol black illustration plecostomus fish stock illustrations cory catfish line icon vector illustration cory catfish line icon vector. cory catfish sign. isolated contour symbol ...

An strange deep-sea fish washed up on the Oregon shore recently, but it didn't surprise the fish nerds at the Seaside Aquarium. The crew at the aquarium were familiar with the fish, which had ...

The predatory fish can grow up to 3 feet long, slither across land and breathe air Ingrid Vasquez is a Digital News Writer at PEOPLE. She graduated from The University of Texas at Austin with a ...

An strange deep-sea fish washed up on the Oregon shore recently, but it didn't surprise the fish nerds at the Seaside Aquarium. The crew at the aquarium were familiar with the fish, which had fanged ...

By Victor Mather The northern snakehead — a sharp-toothed fish that looks like a horrifying hybrid of fish and snake — is spreading throughout the waters of the United States. That’s not good.