Full list of all 12 We Were Here Expeditions: The FriendShip achievements. It takes around 3-4 hours to unlock all of the achievements on Windows.
Completed the trials and launched a sea-worthy vessel!
Obtained a ticket from Siren's Curse
Obtained a ticket from Maps & Markers
Obtained a ticket from Crewmate Carousel
Shred 5 tickets
Joined the Captain's crew
Obtained access to The Friendship
Invite a friend to play We Were Here: The Friendship!
Achieved a maximum score in Crewmate Carousel
Achieved a maximum score in Maps & Markers
Achieved a maximum score in Siren's Curse
Achieved a maximum score in all trials and assembled the Golden Friend Ship!