The 308 meter long, 69172 dwt bulk freighter Paul R. Tregurtha went aground on St. Mary’s River near Neebish Island.   The freighter was proceeding downbound with 62,000 tons of coal when it grounded at the bow.   After the bow struck the Paul R. Tregurtha swung around until the vessel’s stern was hard aground with the span of the vessel blocking the navigation channel.   No reports of injuries or pollution released.   Reports state there was some damage, but no details provided.  The Coast Guard dispatched personnel to the scene to assess the extent of any structural damage to the vessel.  The Coast Guard and the vessel’s owner are coordinating refloating efforts.