Duluth Seaway Port Authority (with the Lake Carriers' Association, quoted), Duluth Seaway Port Authority news release, Mar. 26, 2020: 2020 Great Lakes commercial shipping season opened at the Soo Locks under federal COVID-19 protocols: embarkation of pilots and crew may be limited at the discretion of the Coast Guard, Corps of Engineers and CDC; all pilots and crew monitored for symptoms with 96-hour advance notice of suspected cases before inspectors board; ships on Lake Superior must immediately report suspected cases to the Coast Guard or the CDC Minneapolis Quarantine Station; sailors and dock workers on the federal essential-worker list (Ex. AGY-ST-TRANSPORT-PORTS-TRANSIT-095)
