British Admiralty Nautical Chart IN308: Outer Approaches to Visakhapatnam NOAA - Alaska Coast With these two thorough references

With these two thorough references on hand

Argenton (1:25 000)

It includes detailed data and essential information on high water times at Dover

equally split between a green bottom and red top

To give a clear picture of shallow waters to avoid

British Admiralty Nautical Chart IN308: Outer Approaches to Visakhapatnam NOAA - Alaska Coast With these two thorough referencesBritish Admiralty Nautical Chart IN308: Outer Approaches to Visakhapatnam is a standard nautical chart. This nautical chart complies with Safety of Life at Sea (SOLAS) regulations and is ideal for professional, commercial and recreational use. Charts within the series consist of a range of scales, useful for passage planning, ocean crossings, coastal navigation and entering port. Mariners should always use the largest scale nautical chart appropriate