The diagrams show the direction of tidal flows around South Devon. These flows are based on spring tides and calm wind conditions and high water times are for Devonport (Plymouth) The data has been derived from Admiralty charts and the work of Mike Fennessy in 1978.

The exact tidal Flow can be found using the ‘Tidal Diamond’ on Marine Charts or by using Apps such as Navionics.

Click on these individual diagrams to see larger diagrams