Trail
42 km
42 km
Des Marais & Des Bosses
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Trail in France, Saint-Herblain
Distances
Trail
10.5 km
10.5 km
About
A team-based nature race organized by the Outdoor Club Herblinois, featuring distances from 10.5 km to 42 km on a loop between La Carrière and Saint-Herblain through marshes and former quarry sites.
Catering & aid stations
No on-course food or drink service provided; teams should arrange own supplies.
Pacers
Pacer groups will start at set waves shown on the Renntag schedule; pacers display designated flags to help participants maintain target times.
Results
View official resultsTypical weather in Saint-Herblain
Monthly averages based on historical data (2000–present).
Jan9°4°
↑ 08:50
↓ 17:43
Feb10°4°
↑ 08:14
↓ 18:30
Mar13°5°
↑ 07:20
↓ 19:13
Apr16°7°
↑ 07:19
↓ 20:56
May19°10°
↑ 06:31
↓ 21:37
Jun22°14°
↑ 06:11
↓ 22:05
Jul24°15°
↑ 06:27
↓ 22:00
Aug24°15°
↑ 07:04
↓ 21:19
Sep22°13°
↑ 07:45
↓ 20:20
Oct17°11°
↑ 08:26
↓ 19:20
Nov13°7°
↑ 08:12
↓ 17:32
Dec10°4°
↑ 08:48
↓ 17:18
Route maps
What's included in entry
- Team-based race format (2 or 4 runners)
- Natural terrain course (marsh and quarry)
FAQ
Des vestiaires et douches sont-ils prévus ?
Pas de vestiaires ni de douches prévus.
Un parking vélo est-il prévu ?
Oui, un stationnement vélo est prévu.
Existe-t-il une consigne pour déposer ses affaires ?
Pas de consignes.
Last updated: Jun 6, 2026, 12:18:40 AM
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