Most small aquarium fish thrive in schools and need a minimum tank size of 10 to 30 gallons, depending on the species. Many species, like livebearers, can quickly multiply in an aquarium setting, ...

By Edward Carver The United States is the main market for “ornamental” marine fish, those that end up as pets in aquariums.

If you're in the throes of setting up a home aquarium, you may be curious about the types of freshwater fish you can keep as a pet. Often the first fish that springs to mind is a goldfish, but there ...

Peaceful tanks look great, but they’re not always the most exciting. Some fish bring a lot more drama, and for hobbyists who ...

Here are 10 aquarium fish known for their impressive lifespans, perfect for anyone planning a long-term tank.

Scientists analyzed an “iridescent” aquarium pet with bumpy lips and discovered a new species from Brazil, a study said. Photo from Y K yokeboy via Unsplash In a river of western Brazil, an “armored” ...

An aquarium hobbyist found a “large”-mouthed river creature and kept it as a pet. Scientists later identified it as a new species, a study said. Photo from Y K yokeboy via Unsplash Near a village in ...

A man who plead guilty to setting up an illegal aquarium fish smuggling operation marketing non-native, endangered species and protected Hawaii reef fish was sentenced to three years probation today, ...

In a river of western Brazil, an “armored” creature with bumpy lips swam through the “dark tea-colored” waters. Something about it caught the attention of nearby scientists — and for good reason. It ...