| Term |
Age |
History |
|---|
| 1 |
12 |
Became a Dolphin Civilian (Liaison). |
| 1 |
16 |
Grant Ryan have a chance to travel offworld on business and spend a long time in space. |
| 2 |
16 |
Voluntarily left Liaison |
| 2 |
16 |
Failed to qualify for Underwater Commando (Dolphin Military). |
| 2 |
16 |
Switched to Dolphin Civilian (Nomad). |
| 2 |
17 |
Grant Ryan is accidently trapped or shot by fishermen. |
| 3 |
17 |
Failed to qualify for Underwater Commando (Dolphin Military). |
| 3 |
17 |
Submitted to the draft. |
| 3 |
17 |
Became a Dolphin Military (Guardian). |
| 3 |
21 |
Grant Ryan's unit is involved in a savage campaign against primitive indigenous aquatic aliens that troubles Grant Ryan's conscience. If Grant Ryan refuse to participate Grant Ryan is ejected from this career. |