British Admiralty Nautical Chart 494: Southern Martinique B3 - Irish Sea East England Mariners should always use the

Mariners should always use the largest scale nautical chart appropriate to their needs

such as the English Channel

British Admiralty Nautical Chart  616: Approaches to Port Mombasa is a standard nautical chart

Admiralty nautical charts undergo a meticulous correction process

British Admiralty Nautical Chart 494: Southern Martinique B3 - Irish Sea East England Mariners should always use theBritish Admiralty Nautical Chart 494: Southern Martinique 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 to their needs.