Ghost Ships

A Ghost ship can refer to either a ship that appears as an apparition after it has know to have sunk, or to a ship which continues to sail after its crew mysteriously vanishes. Sam mentions that they are often a Death Omen.

Known ghost ships

 * Espírito Santo - This Ghost Ship is a Death Omen. It is described as a three-masted Clipper ship. The name means literally "holy spirit" after the Holy Ghost of Christianity.
 * The Flying Dutchman - Sam refers to The Flying Dutchman as an example of a Ghost Ship.
 * SS Violet - Sam refers to the SS Violet as an example of a Ghost Ship.
 * Griffon - Sam refers to the Griffon as an example of a Ghost Ship.

Appearances

 * Season 3
 * Red Sky at Morning