Appeal to Mariners, Harbour masters and Ship Owners Report to Maritime Administration of Latvia if: - information provided in this book does not correspond with the real-life situation; - mistakes or inaccuracies have been found in this book; - there is information regarding real or suspected new dangers to navigation. Maritime Administration of Latvia contacts Trijādības Street 5, Rīga, Latvia, LV-1048 Phones: +371 67 062 101 e-mail: [email protected]; [email protected] www.lja.lv www.lhd.lv ISBN 978-9984-628-72-1 Published by Maritime Administration of Latvia, 2002 The contents of this publication are protected by copyright and without special permission or agreement must not be reproduced in any way, shape or form. Maritime Administration of Latvia, 2021 Translation provided by Daina Gross, 2014. Updates: September 2021 Notices to Mariners: 2021: 103, 212, 243, 244, 245 2 Table of Contents Table of Contents .....................................................................................................................................................3 PART A .....................................................................................................................................................................5 Preface ..............................................................................................................................................................5 A.1. Sources ......................................................................................................................................................6 A.2. General Information ...................................................................................................................................7 A.3. List of Abbreviations ...................................................................................................................................8 A.4. MAL Nautical Charts and Publications ......................................................................................................9 A.5. Aids to Navigation ......................................................................................................................................9 A.6. European Vertical Reference System ..................................................................................................... 10 A.7. Maritime Safety Information .................................................................................................................... 10 A.8. Search and Rescue at Sea ..................................................................................................................... 11 A.9. Radiolocation .......................................................................................................................................... 13 A.10. Latvian Ports ......................................................................................................................................... 13 A.11. International Conventions and Regulations of the Republic of Latvia ................................................. 14 A.12. Chapter Index Diagram ......................................................................................................................... 16 PART B .................................................................................................................................................................. 17 B.1. Profile of Latvian Coastline ..................................................................................................................... 17 B.2. Seabed Topography and Depths ............................................................................................................ 18 B.3. Seabed Composition ............................................................................................................................... 19 B.4. Geomagnetism ........................................................................................................................................ 20 B.5. Climate Profile ......................................................................................................................................... 20 B.6. Sea Level ................................................................................................................................................ 31 B.7. Coastal Sea Level Observation Stations ................................................................................................ 32 B.8. Sea Currents ........................................................................................................................................... 33 B.9. Wave Formation ...................................................................................................................................... 36 B.10. Sea Water Temperaure, Salinity and Density ....................................................................................... 37 B.11. Water Clarity and Colour ....................................................................................................................... 45 B.12. Hydrobilogy ........................................................................................................................................... 45 B.13 Ice Conditions ........................................................................................................................................ 46 PART C .................................................................................................................................................................. 52 C.1. Ports of Latvia ......................................................................................................................................... 52 Gulf of Riga ........................................................................................................................................................ 53 C.2. Ainaži – Kuiviži ........................................................................................................................................ 53 C.3. Port of Kuiviži .......................................................................................................................................... 54 C.4. Port of Salacgrīva ................................................................................................................................... 56 C.5. Salacgrīva – Port of Skulte ..................................................................................................................... 59 C.6. Port of Skulte .......................................................................................................................................... 60 C.7. Port of Skulte – Riga ............................................................................................................................... 64 C.8. Freeport of Riga ...................................................................................................................................... 65 3 C.9. Riga ......................................................................................................................................................... 73 C.10. Port of Jūrmala...................................................................................................................................... 74 C.11. Jūrmala – Engure ................................................................................................................................. 76 C.12. Port of Engure ....................................................................................................................................... 77 C.13. Engure – Mērsrags ............................................................................................................................... 79 C.14. Port of Mērsrags ................................................................................................................................... 80 C.15. Mērsrags – Roja ................................................................................................................................... 83 C.16. Port of Roja ........................................................................................................................................... 84 C.17. Roja – Kolkasrags cape ........................................................................................................................ 86 Irbe Srait ............................................................................................................................................................. 87 C.18. Irbe Strait .............................................................................................................................................. 87 C.19. Irbe Strait recommended tracks ............................................................................................................ 88 Central Baltic Sea .............................................................................................................................................. 89 C.20. Irbes Strait – Ventspils .......................................................................................................................... 89 C.21. Freeport of Ventspils ............................................................................................................................. 90 C.22. Ventspils – Pāvilosta ............................................................................................................................