Full list of all 33 ARK: Survival Evolved achievements worth 1,500 gamerscore. It takes around 1-2 hours to unlock all of the achievements in the base game.
The base game contains 18 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 15 achievements worth 500 Gamerscore.
You reached the maximum survivor level
One of your dinosaurs reached maximum level!
You rode on the back of a Giganotosaurus!
You've reached the highest mountain peak of the ARK!
You've uncovered more than 80% of the Mini-Map!
You survived a full day and night on the ARK!
You rode on the back of a T-Rex!
You Rode a Dinosaur!
You tamed a Dinosaur!
Unlock All Achievements.
Personally retrieve all the Artifacts.
Find the Dossiers of each of ARK's initial Specimens.
Defeat ARK's first Guardian.
Defeat ARK's second Guardian.
Defeat ARK's first three Guardians.
Defeat ARK's third Guardian.
Reach the bottom of the ARK's oceans.
Cure yourself of Swamp Fever.
You Ascended off the ARK, at Beta level!
You Ascended off the ARK, at Gamma level!
You discovered 10% of the Explorer Notes on the ARK!
Defeat the final boss on Hard difficulty
Discover 20% of the Explorer Notes on the ARK.
Discover 30% of the Explorer Notes on the ARK.
Discover 40% of the Explorer Notes on the ARK.
Discover 50% of the Explorer Notes on the ARK.
Discover 60% of the Explorer Notes on the ARK.
Discover 70% of the Explorer Notes on the ARK.
Discover 80% of the Explorer Notes on the ARK.
Discover 90% of the Explorer Notes on the ARK.
Discover 100% of the Explorer Notes on the ARK.
Tame at least one of every tameable creature on the ARK
Defeat the Guardians of The Center