The Imray Y17B chart delivers large-scale coverage of the Rivers Crouch and Roach and their approaches, providing the detailed information required by cruising yachts and motorboats. It combines the latest UKHO data with Imray’s specialist updates for small craft. Dedicated Crouch & Roach coverage: focused detail for these popular East Coast rivers Fully revised throughout: current depths, marks, and navigational changes incorporated Burnham Yacht Harbour plan (1:12 500): clear entry, pontoons, and access detail River Crouch continuation to Battlesbridge (1:35 000): supports passage and tidal planning upriver River Roach continuation to Rochford (1:35 000): assists safe exploration of this quieter waterway An essential cockpit chart for accurate pilotage, mooring selection, and route planning in the area.