Find corrections for Imray charts
Find book supplements for the latest editions
Click to download a list of all chart edition and printing dates.
Key to symbols and abbreviations used on Imray Charts
IALA Buoyage System Region A diagram
IALA Buoyage System Region B (Americas and Caribbean) diagram
Every spring we publish chartlets of East Coast rivers based on Trinity House surveys:
Woodbridge Haven (River Deben entrance) April 2024
Orford Haven (River Ore entrance) April 2024
Click to download a list of all book edition and printing dates.
User observations
Please email or write to us with any comments or observation giving specific information regarding chart or book edition date.