Claimed to be the world's largest and most powerful anchor-handling icebreaker the US$200 million, 360 ft vessel was christened Aiviq in the presence of dignatories including U.S. Rep. Steve Scalise, R-Metairie, Sen. Lisa Murkowski, R-Alaska, Sen. John Hoeven, several members of the Greater Lafourche Port Commission and Shell executives. The Aiviq whose primary task off the coat of Alaska will be laying anchors for drilling rigs will also be equipped to deal with oil spill clean-up operations…