| Term |
Age |
History |
|---|
| 1 |
12 |
Became a Dolphin Civilian (Nomad). |
| 1 |
14 |
Hertha Kennedy is accidently trapped or shot by fishermen. |
| 2 |
14 |
Failed to qualify for Underwater Commando (Dolphin Military). |
| 2 |
14 |
Continued as Dolphin Civilian (Nomad). |
| 2 |
16 |
Hertha Kennedy is accidently trapped or shot by fishermen. |
| 3 |
16 |
Failed to qualify for Guardian (Dolphin Military). |
| 3 |
16 |
Continued as Dolphin Civilian (Nomad). |
| 3 |
18 |
Spend an extensive period living out of water among humans. |
| 3 |
20 |
Promoted to Dolphin Civilian (Nomad) rank 1. |
| 4 |
20 |
Continued as Dolphin Civilian (Nomad). |
| 4 |
23 |
Hertha Kennedy have a chance to travel offworld on business and spend a long time in space. |