Accomplish the indicated achievement to get the corresponding number of Gamerscore points:
- Undercaves Survival (5 points): Pass the Undercaves without dying once.
- Death Sonar (10 points): Acquire the Death Sonar.
- Ecco the Hero (10 points): Rescue the dolphin family in The Lagoon level.
- Game Win 2x (10 points): Complete the game 2 times.
- Life Saver (10 points): Reach Ridge Water without dying.
- Shark Killer (10 points): Kill 10 Sharks in a row.
- Sonar User (10 points): Kill 30 enemies with the Death Sonar.
- Octopus Avoider (15 points): Pass the Undercaves without being hit by an Octopus.
- Songs in the Sea (15 points): Find the hidden glyph in Origin Beach ("Never have we heard...").
- Game Win 3 (20 points): Complete the game without dying more than 3 times.
- Sonar Free (35 points): Reach the Dark Water Level without the Death Sonar.
- Big Blue Message (50 points): Find the glyph in Island Zone that tells you to find Big Blue.