| Term |
Age |
History |
|---|
| 1 |
12 |
Failed to qualify for University. |
| 1 |
12 |
Became a Dolphin Civilian (Nomad). |
| 1 |
13 |
Moved to a new world. |
| 1 |
16 |
Forced to continue current assignment. |
| 1 |
16 |
Promoted to Dolphin Civilian (Nomad) rank 1. |
| 2 |
16 |
Continued as Dolphin Civilian (Nomad). |
| 2 |
19 |
Jonathan Dixon succeed at a dangerous mission to rescue people in a sinking vessel or underwater city. |
| 2 |
20 |
Promoted to Dolphin Civilian (Nomad) rank 2 with the new title Pod Leader. |
| 3 |
20 |
Continued as Dolphin Civilian (Nomad). |
| 3 |
21 |
Jonathan Dixon is accidently trapped or shot by fishermen. |
| 4 |
21 |
Became a Dolphin Military (Underwater Commando) with the new title Private. |
| 4 |
23 |
A brutal amphibious warfare campaign forces Jonathan Dixon to spend as much time fighting out of water as in. |
| 4 |
25 |
Commissioned in Dolphin Military (Underwater Commando) with the new title Lieutenant. |
| 4 |
25 |
Promoted to Dolphin Military (Underwater Commando) officer rank 2 with the new title Captain. |