The answer is the
Stena Adventurer..The
Stena Hibernia sailed for slightly different lines..
Express Aphrodite (2006-2007)
Express Aphrodite (2005-2006) - Hellenic Seaways
Express Aphrodite (1999-2005) - Hellas Ferries
Express Aphrodite (1997-1999) - Agapitos Express Ferries
Stena Adventurer (1996-1997) - Stena Line
Stena Hibernia (1992-1996) - Stena Sealink Line
Stena Hibernia (1991-1992) - Sealink Stena Line
St. Columba (1984-1991) - Sealink British Ferries
St. Columba (1977-1984) - Sealink UK