Monster Fish

The giant stingrays of Thailand and the whiprays of Australia are rumored to grow up to 16 feet and 1,300 pounds. Biologist Zeb Hogan is heading into the wilds, braving the elements and aggressive bull sharks, to find out if rays this big do exist.

An aggressive giant, the Wolffish, can reach one-meter in length and weigh up to 88 pounds. These brutal hunters have even reportedly gone after humans as well as animals. Zeb Hogan travels to Guyana in search of these fearsome fish.

The electric eels of the Brazilian Amazon have electric shocks five times more powerful than a standard US wall socket. Even with a high chance of danger, Biologist Zeb Hogan sets out to record the biggest electric shock he can find.

The snake-like 'Frankenfish' is a ferocious predator rumored to attack humans. The snakehead has a grisly reputation and is able to survive in water as well as walk on land. Zeb Hogan sets out to uncover the truth about these mysterious fish.

Stories tell of a 300 pound giant lurking in the rivers of the Nicaraguan rainforest. Biologist Zeb Hogan is on a mission to find the mysterious giant tarpon runmored to dwell in the largest lake in Central America.

The bull shark, capable of reaching lengths equivalent to a small car, and the rarely- seen speartooth are two shark species that can survive in freshwater. Biologist Zeb Hogan travels to Australia to track down these dangerous river sharks.