| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Great Australian Bight, South Australia |
January 11, 2021
|
50 | |
| S04E02 | West Coast of Tasmania |
January 18, 2021
|
50 | |
| S04E03 | Port Phillip Bay, Melbourne, Victoria |
January 25, 2021
|
50 | |
| S04E04 | Arnhem Land, Northern Territory & The Gulf of Carpentaria |
February 1, 2021
|
50 | |
| S04E05 | Sydney Harbour, New South Wales |
February 8, 2021
|
50 | |
| S04E06 | Cooktown to Karumba, Queensland |
February 15, 2021
|
50 | |
| S04E07 | Bunbury to Geraldton, Western Australia |
February 22, 2021
|
50 | |
| S04E08 |
Cocos and Christmas Island, External Territories
series finale
|
March 1, 2021
|
50 |
No artwork of this type.
No artwork of this type.
No artwork of this type.