Video:
Sharks of the Puerto Rico Trench
A closer look at the sharks of the Puerto Rico Trench, highlighting the Nurse Shark, and the Sixgill Shark.
![Crab](/sites/default/files/styles/square_thumbnail/public/images/cruises/NA035%20Crab.jpg?h=c74750f6&itok=2yZLvZU0)
Expedition
A closer look at the sharks of the Puerto Rico Trench, highlighting the Nurse Shark, and the Sixgill Shark.