Here is the full list of all 15 Miko Mole achievements.
Kill 10 bats during a single play of world 1 level 24
Get over 125000 points on world 2 level 27
Make it through world 2 level 39 without ever turning off your headlamp.
Finish world 3 level 3 without killing any bats
Collect 25 diamonds in world 4 level 1
Find 45 diamonds in world 4 level 40
Collect all 19 diamonds on world 5 level 38
Collect over 70 diamonds on world 6 level 19
Oh dear! You are no fish, you drowned 10 times!
You showed the skill to get 3 stars on all levels in world 1
You snuck past the obstacles fast enough to get 3 stars on all levels of world 2
Using your new abilities, you were able to achieve 3 stars on all levels in world 3
You blew away the rocks in record time and got 3 stars on every level of world 4
These puzzles were no match for your sleuthing skills as you got 3 stars on all levels in world 5
You should be in the Olympics. You just swam your way through to 3 stars on every level of world 6