
Essential for sailors and marine professionals, this tidal currents atlas provides hourly maps for the Loire Estuary and Atlantic coast. Ideal for navigation, fishing, and coastal project planning.
Data sheet
Specific References
Master the Tides of the Pays de la Loire with Unrivaled Precision
This tidal current atlas is the definitive resource for navigating the Atlantic coast of France, from the Quiberon Peninsula to the Île d'Yeu. Engineered for professionals, it delivers hour-by-hour visualizations of tidal currents, covering both spring and neap tides with data derived from high-resolution hydrodynamic modeling. The 2015 edition refines accuracy in critical zones like the Loire estuary, ensuring safer, more efficient maritime operations.
Built for the Demands of Commercial and Environmental Navigation
With 13 detailed maps per sector, this atlas provides granular insights into surface-level 2D currents, updated at one-hour intervals. Its Mercator projection ensures geographic consistency, while the 210 x 290 mm format balances portability and readability. Whether optimizing shipping routes, planning port expansions, or conducting environmental impact studies, this tool delivers the data needed to make informed decisions in dynamic coastal environments.
Trusted by Maritime Professionals for Over a Decade
Since its 2015 release, this atlas has been the go-to reference for commercial mariners, port authorities, and environmental planners. Its unlimited validity guarantees long-term utility, while the durable print format ensures reliability in the field. From fishing fleets to offshore energy projects, professionals rely on its precision to navigate the Atlantic’s challenging tidal patterns with confidence.
This tidal current atlas provides comprehensive coverage of the Pays de la Loire region, featuring 13 high-resolution maps per sector. It visualizes surface-level 2D currents at one-hour intervals for both spring and neap tides, using a Mercator projection for geographic accuracy. The 2015 edition, printed in a 210 x 290 mm format, weighs 1 kg and is designed for unlimited use in professional maritime applications.
With over three centuries of expertise in hydrography and oceanography, this organization sets the global standard for maritime data. Its publications, trusted by navies, shipping industries, and environmental agencies worldwide, combine scientific rigor with practical applications to ensure safety and efficiency in coastal and offshore operations.
The atlas covers the Pays de la Loire region, from the Quiberon peninsula to the island of Yeu, including the Loire estuary, Croisic bay, Pouliguen bay, and Bourgneuf bay.
Each sector includes 13 detailed tidal current maps.
The maps show tidal currents for both average spring tides (vive-eau) and neap tides (morte-eau) at hourly intervals throughout the tidal cycle.
No, this edition is only available in a printed paper format with dimensions of 210 x 290 mm.
The maps use the Mercator projection system for accurate spatial representation.
This edition features a very high-resolution hydrodynamic modeling, providing more detailed maps, especially for the Loire estuary.
The printed atlas weighs approximately 1 kg.
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