There’s the lack of oxygen if you’re freediving, or getting tired if you have been swimming for 45 minutes behind a whale while trying to catch up with it and capture an image with Guillaume ...

Almost all whales appear to be disturbed by loud sounds. A boat’s motor or a scuba system’s bubbles can interfere with the animal’s click-based communication system. Free diving, the ...

The Frenchman is a holder of multiple world records in freediving under ice ... the icy waters of Kvaenangen Fjord to watch the whales, which come to the area to hunt herring.