Anna, Frankie and the snow catcher

The snow catcher is lowered over the side of the ship to take a big sample of water. Once back on board, the particles (marine snow) settle into a chamber at the bottom. Here Anna and Frankie get ready to put the catcher over the side. Canon 5Diii and 24-105mm at 90 mm. Exposure was 1/80 sec at f/5.6; ISO 100.