Source: CBBC
13. The Abyss Stares Back
20-04-2024
CBBC
All episodes
12. The Phantom Sub
13-04-2024
2. The Dark Orca
12-04-2024
1. Here Be Dragons
11-04-2024
11. Monster Hunter
06-04-2024
10. Colossal Squid
23-03-2024
9. Fossil
16-03-2024
8. The Test
09-03-2024
7. Captured
02-03-2024
6. Lonesome Jim
24-02-2024
17. The Sunken Gallery
10-10-2023
Series 2: 12. Thunder And Lightening
08-11-2023
4. Digging Deeper
10-02-2024
14. The Junior Nektons
17-01-2024
Series 2: 4. Treaturous Waters
27-10-2023
3. A.i.m.y.
03-02-2024
Series 2: 3. Mermaids
26-10-2023