Here is the full list of all 33 The Good Life achievements.
Let your boat sink
Get your skill level up to Mate
Get your skill level up to Boatswain
Get your skill level up to SailMaster
Get your skill level up to Quartermaster
Get your skill level up to Captain
Get promoted all the way to Executive
Get promoted all the way to Guru
Become the Tycoon of the Yoyo Islands
Unlock all boat types
Play for 12 hours
Play for 24 hours
Play for 60 hours
Find all 6 hidden treasures underwater
Find 50 ancient coins underwater
Buy at least 100 properties ashore
Complete 25 missions successfully
Complete 100 missions successfully
Complete 200 missions successfully
Complete 50 journeys successfully
Make ten million bucks
Catch all 15 types of different fish
Visit all 52 ports on the Yoyo Islands
Photograph all 7 different mission items
Photograph a whale
Damage your ship in a tornado
Damage your ship from pirates
Serve all 7 different items to passengers
Run out of oxygen while diving
Escape from pirates without being hit
Run out of time during a mission
Leave a port without taking any passengers
Reach the deepest trench