[Alex Mustard](http://www.amustard.com) presents a side-by-side review of the underwater performance of Nikon's D600 and D800 full frame cameras. The review was carried out during the annual Nudibranch Safari which is held at [Gulen Dive Resort](http://gulendykkesenter.no), near Bergen, Norway. During the event, Alex was able to swap between the cameras on consecutive dives, which he says, "*made the differences and similarities easy to spot.*" Read more »