Portiragnes – awareness of biodiversity

Hiking trails & Routes

Portiragnes – awareness of biodiversity

Moderate

4.7

(33)

212

hikers

Portiragnes – awareness of biodiversity

02:51

11.3km

10m

Hiking

Between the Mediterranean and the Canal du Midi, this route takes you to discover the natural spaces of Portiragnes and Grande Maïre. By following the educational trail, immerse yourself in the heart of these wetlands that combine dunes, lagoons, sansouïres, reed beds, and salt meadows.

The walk begins at Portiragnes-Plage…

by Cap d'Agde Méditerranée

Last updated: September 29, 2026

Waypoints

Start point

Bus stop

Get Directions

2.00 km

La Riviérette

Highlight • Natural

La Rivierette is a small lagoon connected to Grande Maïre by a network of canals. This wetland is home to a rich fauna of numerous birds and aquatic species.

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2.69 km

Grande Maïre Educational Trail

Highlight (Segment) • Natural

The Grande Maïre educational trail allows you to enjoy this vast wetland. You will see flamingos and other wading birds, which come to take advantage of the richness of the soil to feed.

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6.68 km

Portiragnes lock

Highlight • Structure

At the Portiragnes lock, you enter a section almost at sea level, where the canal crosses former salt marshes and wind-swept wetlands. Built at the end of the 17th century, …

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8.93 km

L'Estagnol

Highlight • Natural

The name “Estagnol” evokes a small pond (a name that echoes the many wetlands that characterize this part of the Hérault coast). Unfortunately, the pond is not visible from the greenway and remains hidden by vegetation.

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11.3 km

End point

Bus stop

Way Types & Surfaces

Way Types

5.06 km

4.03 km

1.63 km

638 m

Surfaces

3.97 km

3.75 km

1.78 km

1.03 km

786 m

< 100 m

Elevation

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

Weather

Thursday 22 October

19°C

12°C

25 %

Additional weather tips

Expect light wind and shifting conditions.

to get more detailed weather forecasts along your route

Comments

September 10, 2026

Between the Mediterranean and the Canal du Midi, this route takes you to discover the natural spaces of Portiragnes and Grande Maïre. By following the educational trail, immerse yourself in the heart of these wetlands that combine dunes, lagoons, sansouïres, reed beds, and salt meadows.
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The walk begins

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