4.4
(558)
3,508
hikers
86
hikes
Hiking around Séné offers diverse natural landscapes, characterized by its extensive coastline along the Gulf of Morbihan, significant marshlands, and varied terrain. The region features a blend of marine environments, including sandy shores and mudflats, alongside verdant countryside. Trails often traverse ecological sanctuaries like the Séné Marshes Nature Reserve, providing opportunities to observe rich biodiversity.
Last updated: April 26, 2026
4.7
(91)
501
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.1
(9)
44
hikers
14.9km
03:49
60m
60m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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4.6
(89)
502
hikers
13.2km
03:23
50m
50m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.4
(28)
157
hikers
11.5km
02:56
30m
30m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.7
(20)
132
hikers
8.03km
02:01
10m
10m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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Passage between the Conleau Peninsula and Port Anna. Everything bound for Vannes has to pass through here. 🤗
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Nice shaded path, connected with other paths
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Pretty fishing and marina at the end of the Séné peninsula. You can make a beautiful loop between land and sea around the Gulf of Séné and the Gulf of Morbihan.
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The small town of Séné is located 2 kilometers from Vannes, in the heart of the Gulf of Morbihan. The seascapes here are superb and very calm.
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Here, the view of the Marle offers a peaceful and bucolic spectacle. The Marle meanders gently through the green meadows and groves, until it creates a sort of basin. The shaded banks and the reflections of the water bring a serene atmosphere, perfect for a contemplative break.
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The Badel slipway offers a beautiful opening onto the Gulf of Morbihan. Peaceful and pleasant, the place is home to several oyster farmers who invite you to take a gourmet break.
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Port-Anna is nestled in the hollow of a small cove at the end of the Séné peninsula. The locality faces the Arradon coast, separated by the Vannes river and its tributary, the Vincin. This small bucolic port is the last fishing port in the Gulf of Morbihan.
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Quickly accessible from Vannes, the tip of Rosvelec is lined with pretty paths that run along the coast. Offshore you can see the Séné peninsula peeking out.
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Séné offers a wide variety of hiking opportunities, with over 80 routes recorded on komoot. These range from easy strolls to more challenging paths, ensuring options for all fitness levels.
Yes, Séné is very welcoming for beginners and casual walkers. More than 50 of the routes in the area are classified as easy, making it simple to find a relaxed walk. Many coastal paths offer gentle terrain and beautiful views.
Hiking in Séné offers a diverse blend of landscapes. You'll encounter extensive coastlines with sandy shores, mudflats, and rocky outcrops along the Gulf of Morbihan. The region also features significant marshlands, such as the Séné Marshes Nature Reserve, and verdant countryside with charming bocage landscapes.
Many of the trails in Séné are designed as circular routes, allowing you to start and end at the same point. For example, the Sentier des Gabelous – loop in the regional natural park of the Gulf of Morbihan is a popular circular option, as is the Port-Anna Harbor – Port-Anna Coastal Path loop from Séné.
While many natural areas in Séné are dog-friendly, especially along coastal paths, it's important to be aware of local regulations. The Séné Marshes Nature Reserve, for instance, is a protected area for wildlife, so dogs may need to be kept on a leash or restricted in certain zones to protect nesting birds and other animals. Always check local signage.
The Séné Marshes Nature Reserve is an internationally recognized ecological sanctuary and the prime spot for birdwatching. Trails like Marshes and salt marshes – Séné Marshes Nature Reserve lead through this area, offering observatories for excellent viewing of waterfowl and other local species year-round.
Yes, Séné offers cultural insights. The charming fishing port of Port-Anna, the last active one in the inner Gulf, is a great starting point for coastal walks and provides a glimpse into the history of the 'Sinagots' traditional fishermen. You can also explore nearby attractions like the historic Suscinio Castle or the Port of Vannes, which are easily accessible from Séné.
Séné is enjoyable for hiking year-round, thanks to its mild climate. Spring and autumn offer pleasant temperatures and vibrant natural colors, while summer is ideal for coastal walks and enjoying the sea breeze. Even in winter, the Séné Marshes Nature Reserve provides excellent birdwatching opportunities.
Séné's extensive coastline along the Gulf of Morbihan provides magnificent views. The famous GR 34, or 'Customs Officers' path, offers numerous panoramic vistas that change with the daylight and tides. The La Marle viewpoint – Kérino Calvary loop from Sud-Est is another route known for its scenic outlooks.
The hiking routes in Séné are highly rated by the komoot community, with an average score of 4.5 stars from over 400 reviews. Hikers often praise the diverse scenery, from tranquil marshlands to stunning coastal panoramas, and the well-maintained paths that make exploration enjoyable.
Yes, some trails in and around Séné feature beautiful lakes and ponds. For instance, the Lasné Marsh – Quistinic Island loop from Île-d'Arz takes you near the Lasné Marsh. Other natural water features in the area include Gourvinec Pond and Duke's Pond, offering serene spots for nature observation.


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