Fishing trawlers are more likely to cause damage: By far the most common problems, however—accounting for about 60 percent of cut cable incidents—are dropped an

Fishing trawlers are more likely to cause damage: By far the most common problems, however—accounting for about 60 percent of cut cable incidents—are dropped anchors and fishing nets. The cables are on sea charts so this can be avoided, but that won't stop deliberate saboteurs. The strategy for safeguarding undersea cables has been described as “security through obscurity.” http://www.wired.com/2015/10/undersea-cable-maps/ http://www.wired.com/2015/10/undersea-cable-maps/