What do you need to craft the Oil?

Oil requires 1 Hesperornis Egg.

What is the best creature to farm Oil in ARK: Survival Ascended?

Dunkleosteus (4.9/5), X-Dunkleosteus (4.9/5), Gacha (4.8/5), Mantis (4.8/5), Magmasaur (4.7/5).

Which creatures drop Oil in ARK: Survival Ascended?

Ammonite, Astrocetus, Basilosaurus, Chalk Golem, Defense Unit, Enforcer, Ice Golem, Lamprey, Leech, Rock Elemental, Seeker, Trilobite and 3 more.

What is Oil used for in ARK: Survival Ascended?

The bottleneck resource behind Gasoline, Cementing Paste alternatives and Polymer. Gasoline first: Almost every barrel you farm ends up as Gasoline in a forge. Plan the oil run around how much of the industrial tier you intend to keep lit. The other recipes that need it: Re-Fertilizer, Absorbent Substrate and a run of consumables and structures take Oil directly — the full list is under Used To Craft on this page. Where it comes from: Underwater oil nodes, the black rocks in the snow biome, an Oil Pump on Scorched Earth, and Trilobite, Leech and Basilosaurus kills. The node map on this page marks the fixed nodes per map.

OIL

A thick blob of oily ink. Can be refined into fuel.

What it's for → Best farmed with Dunkleosteus → Used in 23 recipes →

What It's For

what the game files don't say

The bottleneck resource behind Gasoline, Cementing Paste alternatives and Polymer.

Gasoline firstAlmost every barrel you farm ends up as Gasoline in a forge. Plan the oil run around how much of the industrial tier you intend to keep lit.
The other recipes that need itRe-Fertilizer, Absorbent Substrate and a run of consumables and structures take Oil directly — the full list is under Used To Craft on this page.
Where it comes fromUnderwater oil nodes, the black rocks in the snow biome, an Oil Pump on Scorched Earth, and Trilobite, Leech and Basilosaurus kills. The node map on this page marks the fixed nodes per map.