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ice management program that monitors and de? ects icebergs when required. Support vessels can encircle the berg with a cable or net and change its direction or use water cannons or wash from a vessel’s propellers to put the iceberg on a differ- ent course.

Neil Riggs, an iceberg expert and senior project manager,

Autonomous Ocean Systems Laboratory (AOSL), Faculty of

Engineering and Applied Sciences at Memorial University, in

St. John’s, NL, put some perspective on the iceberg count. “If you draw a line of latitude from St. John’s, going east- ward, that is almost 48 degrees north latitude, that is the index line that the International Ice Patrol uses and the Canadian Ice- berg Service to determine how severe an iceberg year is. So the number of icebergs that cross the line south, that is the mea- sure. So if the number is a 1,000 or more or even a few hundred or more, these installations are in potential jeopardy,” he said. “These people who operate these things (offshore operations) are obsessed with iceberg management which means detect- www.marinetechnologynews.com

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