Watch Jeremy Wade's Dark Waters

Something is wiping out the fish in Australia's Fitzroy River, and Jeremy is determined to discover the cause.

Jeremy Wade is with a commercial fishing boat in Alaska searching for giant halibut.

Jeremy heads to Australia to investigate a terrifying underwater attack by a six-foot beast in a remote Outback river.

Jeremy Wade travels to Alaska to investigate the disappearance of the majestic king salmon. His search will take him through the heart of grizzly bear territory, remote native communities and ultimately the Pacific Ocean as he follows a trail of evidence.

The Lake Garda Monster has been described as a huge, humped bear - half snake, half dinosaur. Jeremy travels to northern Italy to investigate, and discovers that these picturesque waters could be hiding several enormous beasts.