Space ratio is calculated by dividing a vessel's gross tonnage by its passenger capacity.

On the morning of 16 March 2012, Silver Shadow collided with another ship in thick fog off Vietnam.

[1][2] On 17 June 2013, in Skagway, Alaska, the ship failed a surprise inspection conducted by the Centers for Disease Control and Prevention (CDC).

[3][4] On 12 March 2020, the ship was detained in Recife, Brazil due to a 79-year-old Canadian man suspected of having COVID-19.

After inspection by the Brazilian National Sanitary Surveillance Agency, the ship set sail on 26 March towards Cape Verde with 266 crew members.