public static List <SupplementalObservation> SelectAllForEvent(Guid eventId)
 {
     return(ObservationMapper.SelectAllForEvent <SupplementalObservation>(eventId));
 }
 public static void Update(SupplementalObservation observation)
 {
     ObservationMapper.Update(observation);
 }
 public static void Delete(SupplementalObservation observation)
 {
     ObservationMapper.Delete(observation);
 }