| island | name | image | type | Area (m²) | Depth (m) | Height (m) | continent | waterbody | latitude (°) | Length (m) | longitude (°) | volume (m³) | Width (m) | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bristol Channel |  | Estuary | 50 | Europe | Celtic Sea | 51.2999992371 | 135,000 | -3.6166665554 | 50,000 | Map | ||||
| Bug estuary |  | Estuary | Europe | 46.8666648865 | 82,000 | 31.9833335876 | 11,000 | Map | ||||||
| Dniester Estuary |  | Estuary | 408,000,000 | 3 | 0 | Europe | Black Sea | 46.2333335876 | 45,200 | 30.3500003815 | 200,000,000 | 12,000 | Map | |
| Estuario del Sado |  | Estuary | Europe | Atlantic Ocean | 38.4500007629 | 25,000 | -8.9166669846 | 10,000 | Map | |||||
| Firth of Forth |  | Estuary | 46 | Europe | North Sea | 56.1666679382 | -2.7500000000 | Map |