The organiser of Dive 2011 at The NEC has retained exhibitor and visitor attendance to its show year-on-year off the back of several new features. This year’s exhibition in Birmingham attracted 15,456 (unaudited) visitors, on par with 2010, while exhibitor numbers dropped by 10 to 285 in 2011. New content included a Photo Zone for visitors to attend free sessions on underwater photogr...