| Clue | Source | Date |
|---|---|---|
| River in Sussex that reaches the English Channel at Shoreham-by-Sea (4) | Mirror Quiz | 10 May 2026 |
| River in Sussex that reaches the English Channel at Shoreham-by-Sea | Mirror Quiz | 05 Jan 2025 |
| West Sussex river - in road, urban (4) | ||
| River that shares its name with a district council in West Sussex (4) |