It's one of the most iconic fish in the Caribbean: The Nassau Grouper. For the first time online, Dr. Guy Harvey presents the incredible long-term work underway in the Cayman Islands to protect the Nassau Grouper. Along the way, you'll meet passionate scientists from REEF.org and Oregon State University eagerly working with the Cayman Islands government to turn the tide for this species. You'll even find out why Sir Richard Branson is taking part. Jump in to help save a species, right now on Guy Harvey Expeditions.