The biggest fish in the world is the whale shark. It can grow up to 40 feet long and weigh up to 47,000 pounds. Despite its size, it is a filter feeder and feeds mainly on plankton and small fish.
The biggest fish in the world is the whale shark. It can grow up to 12 meters (40 feet) in length and weigh up to 21 tons. It is found in tropical and subtropical waters around the world and is a filter feeder, consuming plankton and small fish.
the biggest fish in the world are the whale sharks or also known as rhincodon typus it is also the largest known extant fish species. whale sharks can grown up to lengths of around 40 feet or more and can weigh up to several tons.