Tidal Stream Atlas NP258 : Bristol Channel and Lundy to Avonmo...

Tidal Stream Atlas NP258 Bristol Channel and Lundy to Avonmouth

Admiralty Tidal Stream Atlases display, in diagrammatic form, the major tidal streams for selected waters of north-western Europe, including direction and rate at hourly intervals. Graded arrows illustrate Mean, Neap and Spring tidal rates in tenths of a knot. There is also a diagram to help you calculate the tidal stream rate for a given date.