About 6 years ago I bought the Canon AKT-DC1 kit for my Canon D10. The underwater straps were fantastic. It had shoulder and neck straps that allowed you to swim rigorously with the camera in a way ...
I have heard of a few options, such as a "float strap"(example), the rubber strap that comes with 35mm disposable cameras(example), and a wrist mount(example). I have heard of these, but have no ...