Advanced Trimix Course with Chris and Dave on April 30, 2011 advanced trimix Chris Garman +2 dahab blue hole Dave Pilgrim DR5 heinrichs Weikamp tom steiner advanced trimix Chris Garman dahab blue hole Dave Pilgrim DR5 heinrichs Weikamp tom steiner
Snake Cave Dahab on April 29, 2011 abu helal cave system cave diving +1 dahab trimix dahabdiverstechnical tom steiner abu helal cave system cave diving dahab trimix dahabdiverstechnical tom steiner
The Heinrichs Weikamp "MKII" becomes the "2N" new design :-) on April 11, 2011 2N dive computers +3 dahab divers technical heinrichs Weikamp MKII multigas diving computer tom steiner trimix computers 2N dive computers dahab divers technical heinrichs Weikamp MKII multigas diving computer tom steiner trimix computers