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Routes
Hiking trails & Routes
France
Pays de la Loire
Saint-Nazaire
Les Moutiers-En-Retz

Collet Dune – Marais de Lyarne loop from Port du Collet

Routes
Hiking trails & Routes
France
Pays de la Loire
Saint-Nazaire
Les Moutiers-En-Retz

Collet Dune – Marais de Lyarne loop from Port du Collet

Moderate

4.3

(23)

102

hikers

Collet Dune – Marais de Lyarne loop from Port du Collet

02:37

10.4km

10m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: April 16, 2026

Waypoints

A

Start point

Parking

Get Directions

1

1.32 km

Collet Dune

Highlight • Other

From the Lancastria to the port of Collet is a beautiful hiking area.
A breathtaking view of the Bay of Bourgneuf and the island of Noirmoutier!
Just one piece of advice: don't forget your camera.

Translated by Google •

Tip by

2

2.91 km

Marais de Lyarne

Highlight • Other

The Lyarne marsh, Natura 2000 site, is a former salt marsh with dunes and reedbeds. It is a haven of peace for birds and horses.

Translated by Google •

Tip by

3

5.79 km

Pré Vincent Beach

Highlight • Beach

Facing south, Pré-Vincent beach is cut by numerous groynes of wood or rocks. At low tide, the sea retreats several kilometers and gives way to the famous mud from the …

Translated by Google •

Tip by

4

6.16 km

Boulevard de l'Océan

Highlight • Other

Pedestrian trail (and bike except high season) along the beach and the old fishermen's houses with beautiful views, far from the traffic of cars.

Translated by Google •

Tip by

5

6.57 km

Les Moutiers-en-Retz Beach

Highlight • Beach

Long sandy beach, interspersed with fishing piers, stretching north and south for several miles. A nicely paved trail runs along most of the distance. Here a pleasant picnic space with tables and seats invites to take a break.

Tip by

7.08 km

Plage du Lancastria

Beach

8.10 km

Plage de Lyarne

Beach

9

9.84 km

10

10.1 km

Port of Collet

Highlight • Other

For centuries, the port of Collet was the main point of departure for the export of salt produced in the salt marshes of the coast. At the end of the …

Translated by Google •

Tip by

B

10.4 km

End point

Parking

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Way Types & Surfaces

Way Types

4.11 km

3.66 km

1.08 km

859 m

657 m

Surfaces

4.63 km

3.92 km

1.08 km

467 m

187 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

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Thursday 25 June

27°C

21°C

-- %

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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