A clever tropical fish has flipped how biologists are thinking about memory, brains and visual recognition in the animal ...

Ciguatera—a toxin that accumulates in reef fish—is a common cause of seafood poisoning. Learn which fish are safest to order ...

New research shows that dozens of threatened fish species caught in the wild are commonly sold by aquarium retailers in the U.S. Reading time 3 minutes Pet fish lovers beware, your aquarium might ...

These fish will all add a dazzling splash of colour to your aquarium. From garden ponds filled with Koi Carp to the humble goldfish bowl – the UK is a nation of fish lovers. The Pet Food Manufacturers ...

Some aquarium fish carry price tags that could challenge high-end gadgets, luxury cars, and even some small homes. Yes, you read that right! These tiny beings swimming gracefully in a tank can be ...

A woman shared that when kept in proper conditions, this fish can flourish, and just because it can survive in worse conditions does not mean that the fish is thriving ...

A solitary sunfish at an aquarium in southwestern Japan lost its appetite, began banging into the side of the fish tank, and appeared unwell days after the facility closed last month for renovations.