Here is the full list of all 29 A Fishermans Tale achievements. It takes around 3-4 hours to unlock all of the achievements on Windows.
Finish the game by grabbing less than 150 objects.
Grab one of the very large objects during Chapter 3.
The little puppet sets sail.
... and so our story ends.
One last pat on the tiny puppet's shoulder.
Unlock Chapter 4.
A very big matchbox for a very tiny fisherman.
Throw away the last match in the whole universe.
Find all the pearls hidden in Chapter 4.
Find all the magical pearls hidden in the little puppet's world.
Unlock Chapter 3.
Find all the pearls hidden in Chapter 3.
Get these shark teeth all shiny and clean!
Unlock Chapter 2.
Find all the pearls hidden in Chapter 2.
Frustrate the big tuna.
Cheer up the tiny Fisherman... even at the depths of the ocean.
Unlock Chapter 1.
The noble crustacean loses patience.
Throw an object beyond the limits of your world.
This shell truly is unbreakable!
Give an object to yourself.
A tornado has turned the place upside down, carrying away 25 objects in the whirlwind!
Find all the pearls hidden in Chapter 1.
Try to grab the tiny puppet in the model.
Once upon a time...
Find all the pearls hidden in the Prologue.
The very first model... now spotless!
Find your first magical pearl, hidden somewhere in the little puppet's world.