Here are the 10 species of reef fish that are most commonly found in saltwater aquariums in living rooms around the country.

Environmental groups are planning to sue President Trump over his plans to open the Pacific Islands Heritage Marine National ...

Off the coast of Brazil, a scuba diver captured something remarkable on video: a wrasse fish gripped a mollusk in its mouth, ...

Elise LeBaron, a 19-year-old aspiring marine biologist ... who also keeps an aquarium. "I'm fish-obsessed, which most of my friends don't seem to understand," LeBaron said.