Fatigue and Outdated Watch System Caused Sinking of U.S. Tug in British Columbia, Investigation Says By Peter A. Janssen In a new report that resonates with all of us who go cruising, the Transportation Safety Board of Canada said that fatigue, caused by the 6-on, 6-off watch system, was the major factor in the grounding and ultimate sinking of the 95-foot-long tug Nathan E. Stewart near Bella Bella, B.C. in October, 2016. The tug ran aground on Edge Reef on the Inside Passage, about 10 nm west of Bella Bella, just after 1 a.m. when the second mate, the only person on…