Sickness cause of the closure BAR HARBOR—Mount Desert Island High School was cancelled for Friday, December 16. According to Superintendent of Schools Michael Zboray, “This week we have seen a significant increase in the number of students and staff who have been absent due to respiratory illness, flu-like symptoms. Staffing levels at the school are to the point of concern regarding appropriate student supervision.” Zboray … Continue reading MDI High School Cancels Classes Tomorrow