BBC One
Broadcast Dates
Last updated 29 December 2025
Listing The War Between the Land and the Sea entries including Wednesday 7th January 2026 
| Episode | Broadcast | Viewers | Share | Pos | ||
| Homo Aqua | Sun 7 Dec 2025 8:32pm GMT | 4.12m | 25.00% | 14 |  | |
| Plastic Apocalypse | Sun 7 Dec 2025 9:16pm GMT | 3.44m | 19.00% | 23 | | |
| The Deep | Sun 14 Dec 2025 8:33pm GMT | 3.58m | 24.60% | 16 | | |
| The Witch of the Waterfall | Sun 14 Dec 2025 9:19pm GMT | 3.05m | 21.50% | 34 | | |
| The End of the War | Sun 21 Dec 2025 8:05pm GMT | 2.84m | (i)14.40% | 26 | | |
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