In response to the current issues created by the coronavirus/Covid-19 pandemic, we are being notified of impacts to the availability of updates from various Hydrographic Offices. This in turn will affect our Imray Correction Notices for Imray charts. Extra caution is to be taken when navigating.
We have been notified by the French Hydrographic Office (SHOM) that with effect from 18 March until further notice, no updates – including Notices to Mariners, SNC new editions and ENC updates will be made to their products. NAVAREA warnings will be used by France to issue the most critical navigational information .
Imray charts which are reliant on data from France will likewise be affected and will not receive updates.
Updates to particular chart areas may also be impacted - please refer to updates on the Admiralty website for further information.
You can keep your charts up to date by downloading Imray Correction Notices.
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Charts superseded by new editions are cancelled and cannot be corrected.
Printing History A list of all chart edition and printing dates
Norie's Bulletin of Corrections A non-cumulative list of corrections for all Imray charts published each quarter
Every spring, we publish chartlets of East Coast rivers based on Trinity House surveys.
Imray pilot books are updated and corrected at frequent intervals via downloadable supplements.
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Please email or write to us with any comments or observations giving specific information regarding chart or book edition date.