Download the fishing marks Points Of Interest (POI) files here:
They are available for TomTom, Garmin, Navman and MOIMap Satnavs.
Just download (right click and "Save As...") the latest .ov2 or .csv or .upd and .bmp files for your make of SatNav and copy them into your SatNav.
tomtom
tomtom Fishing Marks-v20.ov2
tomtom Fishing Marks-v20.bmp
Garmin
Garmin Fishing Marks-v20.csv
Garmin Fishing Marks-v20.bmp
MOIMap
MOIMap Fishing Marks-v20.csv
MOIMap Fishing Marks-v20.upd
MOIMap Fishing Marks-v20.bmp
Navman
Navman Fishing Marks-v20.csv
Navman Fishing Marks-v20.bmp
All these marks and more can also be found on the Wirral Sea Fishing Reports Map.
For TomTom:
Connect your tomtom by USB to your computer
Copy and paste the .ov2 and .bmp files to your map folder. (Usually "X:\UK_and_Ireland").

To use the fishing marks POI on TomTom:
Tap the screen to get the main menu then tap "Navigate to..."

Tap "Point Of Interest"

Tap "POI Near You"

Tap "Fishing Marks-v00"

Then either scroll down and select the mark you want or tap the find button to type in the mark you want.
Note: on TomTom you will not be able to scroll through every mark.

Enjoy and let me know if you get lost.

