| Clue | Source | Date |
|---|---|---|
| See 17 Across | Mirror Quiz | 05 Aug 2024 |
| The Gulf of --- is an arm of the Baltic Sea between Sweden and Finland (7) | ||
| Gulf of — (arm of the Baltic) | Premier Sunday | 28 Nov 2021 |
| Gulf of __: Baltic Sea arm | LA Times Daily | 01 Dec 2018 |
| Gulf of __: Baltic Sea arm | The Washington Post | 01 Dec 2018 |
| Gulf of __: Baltic Sea arm | ||
| Gulf of ___ (surrounder of Åland) | ||
| Gulf of ___ (Baltic Sea arm) |