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| Mark | Description | Latitude | Longitude |
|---|
| 1 | Yellow Spherical | 54 42.5N | 05 47.5W |
| 2 | Yellow Spherical | 54 41.9N | 05 47.1W |
| 3 | Yellow Spherical | 54 41.5N | 05 48.8W |
| 4 | Yellow Spherical | 54 42.2N | 05 49.2W |
| D | Yellow Spherical | 54 41.7N | 05 47.9W |
| A | Red Spherical | 54 42.4N | 05 46.6W |
| B | Red Spherical | 54 41.6N | 05 49.7W |
| ST-R | Red Spherical | 54 42.5N | 05 48.4W |
| ST-G | Green Spherical | 54 42.5N | 05 48.6W |
| C | Yellow Special Mark | 54 40.4N | 05 45.9W |
| White Carrick Bank | White Spherical | 54 42.5N | 05 48.4W |
| Reef – Marina | Black Can | 54 42.4N | 05 48.8W |
| Reef – Castle | Black Can | 54 42.7N | 05 48.2W |