Mosasaurus
Found across 14 maps in oceans, deep rivers, and underwater caves. Green zones have the highest spawn density. Each species has a population cap per area, so wiping out other creatures nearby can trigger new Mosasaurus spawns.
Click any cell for exact spawn chance and nearby spawn groups. Zoom in for detail.
| Food | Qty | Time | Effectiveness |
|---|---|---|---|
| 23 | 36:19 | 74 Lvl (224) | |
| 68 | 1:02:58 | 74 Lvl (224) | |
| 85 | 1:18:43 | 74 Lvl (224) | |
| 125 | 1:55:37 | 74 Lvl (224) | |
| 253 | 3:54:16 | 72 Lvl (222) | |
| +6 more in calculator → | |||
15 base × 15.9 level × 4 × 1.25× wild kill × 1× server
Official servers use non-1× defaults for kill-type multipliers. Adjust these if your server uses custom Game.ini values.
Base × 1× quality × 4 × 1× server
Harvesting a dead Mosasaurus yields Hide, Raw Prime Meat. The corpse has 2,000 harvest health, allowing multiple hits before it's fully depleted.
Different tools yield different quantities - check the table below to pick the right tool for the resource you need. Generally, a Pick favors meat while a Hatchet favors hide and secondary materials.
Estimates based on game-extracted data (weights, quantities, harvest multipliers, damage type chains). Each harvest event independently rolls each resource - higher weight = higher drop chance. Actual yields vary with RNG.
Incoming damage to the Mosasaurus is modified by 14 different type-specific multipliers. It resists 7 damage types (up to 100% reduction) and is vulnerable to 6 (up to +400% incoming damage). See the full breakdown in the table below. Values under 100% indicate resistance, above 100% indicate weakness.
| Stat | Base (Lv.1) | Wild +/Lv | Tamed +/Lv |
|---|---|---|---|
| 3600.0 | +432.00 | +3.50% | |
| 400.0 | +40.00 | +2.00% | |
| 3000.0 | +0.00 | +0.00% | |
| 150.0 | +15.00 | +2.00% | |
| 8000.0 | +800.00 | +2.00% | |
| 1300.0 | +26.00 | +0.80% | |
| 100.0% | +5.00% | +10.00% | |
| 100.0% | +0.00% | +0.50% |
Damage dealt to the Mosasaurus varies across 1 hitbox zone. The Head is the most vulnerable spot at 1.5x damage - aim there for maximum DPS.
The Mosasaurus can damage: Thatch, Wood. It can break through Thatch and Wood, so upgrade to Stone at minimum for protection.
Browse survivor-submitted tips and strategies for the Mosasaurus. Players often share optimal trap layouts and torpor weapon comparisons for the Mosasaurus.
Everything you need to know about the Mosasaurus in ARK: Survival Ascended is collected here. Use the stat overview, taming summary, and breeding details below to plan your approach, then explore the dedicated tool pages for step-by-step help.
The Mosasaurus starts with 3,600 base Health, 100% base Melee Damage, 1300 base Weight. These base values scale with each wild and tamed level-up, so check the taming calculator to see exactly what stats you can expect at different levels.
To tame the Mosasaurus, knock it out using Tranq Arrows or Darts and feed it Exceptional Kibble. Head to the taming calculator for precise requirements at any level.
The Mosasaurus gives live birth after a gestation period. Babies mature in 7 days and 17 hours. Check the breeding calculator for detailed imprint schedules and raising costs.
Once tamed, the Mosasaurus can harvest Hide, Raw Prime Meat. Visit the information tab for the full harvest table with quantities and efficiency data.
The Mosasaurus, a tamable, aquatic, carnivore creature in ARK: Survival Ascended, is well-known across multiple maps. It belongs to the Water category.
Dealing 100% base Melee Damage, the Mosasaurus brings solid damage output to the table. At 3,600 base HP, the Mosasaurus is one of the toughest creatures in the game. With 400 base Stamina, the Mosasaurus has good endurance. A base Weight of 1300 means massive inventory space.
You'll need to knock the Mosasaurus unconscious before taming it. Tranquilizers are the standard approach. For best results, use Exceptional Kibble - it gives the highest taming efficiency.
As a tame, the Mosasaurus is a versatile aquatic mount for underwater exploration and resource gathering. Breeding is via live birth rather than eggs, simplifying the process. Defeating one in the wild grants 15 base XP. It can be cloned at a Cloning Chamber for 0.88 Element plus 0.01 Element per level.