We dove the Galapagos in September 2009 and it amazed me that although we were practically on top of the equator the water temperature at depth was only 58F. I had only brought along a 5mm. wetsuit so the shaking of the housing can probably be attributed to the onset of hypothermia. I have not had the opportunity to go through and edit the hours of accumulated footage yet but there is a sample clip posted on vimeo: .