Debris

1. 
   Escape

   Do not die alone.
   —
2. 
   SomaticSecret

   Steam withholds the description of a secret achievement.
   —
3. 
   GrandiositySecret

   Steam withholds the description of a secret achievement.
   —
4. 
   PersecutionSecret

   Steam withholds the description of a secret achievement.
   —
5. 
   ControlSecret

   Steam withholds the description of a secret achievement.
   —
6. 
   Reality CheckSecret

   Steam withholds the description of a secret achievement.
   —
7. 
   Videographer

   Enable the scenic screenshot mode.
   —
8. 
   Chumless

   Make it through Light and Teeth without taking damage.
   —
9. 
   Minesweeper

   Make it through the bobbit lair without taking damage.
   —
10. 
    Safe Passage

    Make it through the dark fish delta in Dark without taking damage.
    —
11. 
    In Flow

    Make it through the dark fish delta in Flow without taking damage.
    —
12. 
    Thrusters Disabled

    Do you trust ALTA?
    —
13. 
    Thrusters Enabled

    Let's hope you're right.
    —
14. 
    Memory Leak

    Find a secret irradiated montipora and dive into ALTA's archives.
    —
15. 
    Overflow

    Find half of the secret montipora.
    —
16. 
    Submersion

    Find every secret montipora throughout the cave network.
    —
17. 
    Sunk

    Complete the montipora archive in every reality.
    —
18. 
    Over Here, Sonya!

    Winner winner frozen dinner. Find the frozen fish.
    —
19. 
    Choking Hazard

    Find the dead fish who ate an urchin.
    —
20. 
    Ryan...

    Not all voices are against you. Find the Hall of Voices.
    —
21. 
    Jacques Cousteau

    Make your presence known in Shock.
    —

Names, descriptions and icons are the game’s own, as Steam publishes them.