00:50WaterworldShortsEpisode 11BBC Two Northern Ireland Duration: 6 minutes Wed 5th Dec 2012, 00:50 on BBC One Northern IrelandAvailable for yearsDarryl Grimason ends his underwater expedition of our coastline in spectacular style by swimming with sharks.ContributorsPresenter:Darryl GrimasonExecutive Producer:Paul McGuiganGenresFactualFactualScience & NatureNature & EnvironmentFormatsDocumentariesBrandWaterworldSeriesWaterworld: Shorts Source: BBC Online