Cruise ships have been a major part of the COVID-19 story since the novel coronavirus began spreading in January, with multiple ships under quarantine or refused docking privileges after passengers tested positive for the disease.

"The number one biggest concern is being under quarantine."

New cancellation policies are now being offered by major players in the cruise industry, including Carnival, Disney, Royal Caribbean and Norwegian cruise lines.

Dr. Theresa Tam issued her warning even before U.S. Vice President Mike Pence revealed that 21 positive cases of COVID-19 onboard the Grand Princess cruise ship.

"Usually you buy a cruise and you know exactly what you are going to get. This was an adventure."

Last week, Royal Caribbean said it canceled eight cruises out of China through March 4 and warned of a 25 cent impact to its first quarter earnings.

A houseboat operator is crying foul when it comes to Rideau Canal cruises.

The 2015 cruise season kicked off in Vancouver with the Grand Princess docking at Canada Place terminal Sunday.