supplied The Carnival Spirit cruise ship in Akaroa harbour. Carnival Corporation is the largest cruise company in the world and owner of nine cruise brands. The most recent EPA survey of cruise ship sewage in 2004 found that cruise ships generate an average of 21,000 gallons of sewage each day. In August 2017, the Grand Princess cruise ship arrived at the port in Ketchikan, Alaska, with a dead humpback whale on its bow. The incident report noted that Carnival ships have a history of striking whales in Alaskan waters.

Source: Stuff April 18, 2019 22:51 UTC