The hammerheads of Cocos are timid, but a diver using a closed-circuit rebreather can get close to these sharks, often gathered in numbers. |
Completely enchanted, they watched the diver from the comfort of the viewing tunnel. |
One of the Hereford divers, another Ken, was a keen rebreather diver who was very grateful for Alan's extensive know-how. |
A safety diver hovered above and two guys were up top ready to haul me out if anything went awry. |
Another diver in the party spotted a John Dory, and these appear to be quite common in the area. |
For underwater sabotage missions, each diver can carry a limpet mine to attach to the hull of enemy watercraft or docks. |