Aired: Jul 13, 2009Tristan Guttridge's groundbreaking research on Great Hammerheads' annual migr...

Biologist Zeb Hogan embarks on a journey to discover the world's largest fish species, using cutting-edge fishing techniques in breathtaking environments.
Aired: Jul 13, 2009Tristan Guttridge's groundbreaking research on Great Hammerheads' annual migr...
In the next episode, Zeb Hogan delves into the extraordinary realm of sawfish...
Zeb Hogan embarks on a quest to track down the gigantic Hucho taimen, a trout...
Seasons: 7
Network: Nat Geo Wild
Production Countries: United States, Canada
Genres:Documentary