How are underwater photographers contributing to ocean research? I once attended a congress of marine biologists focusing on cartilaginous fish, such as sharks and rays. I was surprised to see ...

Known for their powerful ability to launch out of the water in pursuit of prey, the loss of great white sharks from False Bay ...

and in that ocean were sharks, whales and other marine mammals," the overlay read as McGhee pointed to a river in the background footage. The camera panned to reveal thickets of tall green grasses ...