Royal Canadian Navy, Coast Guard Short Hundreds of Sailors

The HMCS Calgary is seen behind sailors during a change of command ceremony at CFB Esquimalt, in Esquimalt, B.C., on June 24, 2015. The Canadian Press/Chad Hipolito

OTTAWA—It’s been billed as the largest-ever investment in the Royal Canadian Navy and Canadian Coast Guard during a time of peace.

Over the next decade, the federal government will invest tens of billions of dollars into new science ships, icebreakers, supply vessels, and warships.