Scientist Quest
Complete walkthrough of the Scientist quest with item locations.
📖 10 min read•Intermediate•Updated 2026-03-15
💡 Quick Tip: The Scientist quest unlocks the Mutation Scanner — essential for endgame farming.
📜Quest Overview
The Scientist is an NPC who gives you a multi-step quest. Completing it unlocks the Mutation Scanner, which shows mutation types before you catch fish.
- Find the Scientist NPC in the underwater lab (75m depth, Forgotten Deep)
- Accept the quest 'Deep Sea Research'
- Collect 5 Research Samples from different biomes
- Deliver samples back to the Scientist
- Receive the Mutation Scanner as reward
📍Sample Locations
| Sample | Location | Depth | Tip |
|---|---|---|---|
| Coral Sample | Forgotten Deep | 30-50m | Near coral formations |
| Sand Sample | Ancient Sands | 100-150m | On the sandy floor |
| Crystal Sample | Crystal Caves | 200-250m | Glowing crystals on walls |
| Thermal Sample | Thermal Vents | 300m+ | Near vent openings |
| Abyssal Sample | The Abyss | 400m+ | Deepest point — bring best tube |
⚠️ The Abyssal Sample requires the best tube. Don't attempt it without Abyssal Tube (180s oxygen).