But so far most rainbow sharks in the aquarium trade come from large-scale fish farms in Southeast Asia. They also have a distinct black spot just before their tail fins. Their fins range from red ...

Sharks are becoming a popular feature in home aquariums, but there’s a clear distinction between freshwater and saltwater ...

Getty Images/iStockphoto Months after endangered gray nurse shark Mary-Lou was seen participating in mating activities in an Australia aquarium, the ocean predator welcomed a “surprise” pup ...