Université Claude Bernard Lyon 1, ENS Lyon, Université Jean
Monnet Saint-Étienne & CNRS, Laboratoire de Géologie de Lyon,
Terre Planètes Environnement, UMR 5276, 69100 Villeurbanne, France
Université de Paris, Institut de Physique du Globe de Paris, CNRS, 75005, Paris, France
Olivier Devauchelle
Université de Paris, Institut de Physique du Globe de Paris, CNRS, 75005, Paris, France
Vincent J. Langlois
Université Claude Bernard Lyon 1, ENS Lyon, Université Jean
Monnet Saint-Étienne & CNRS, Laboratoire de Géologie de Lyon,
Terre Planètes Environnement, UMR 5276, 69100 Villeurbanne, France
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Total article views: 2,418 (including HTML, PDF, and XML)
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1,842
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Viewed (geographical distribution)
Total article views: 3,827 (including HTML, PDF, and XML)
Thereof 3,697 with geography defined
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Total article views: 2,418 (including HTML, PDF, and XML)
Thereof 2,316 with geography defined
and 102 with unknown origin.
Total article views: 1,409 (including HTML, PDF, and XML)
Thereof 1,381 with geography defined
and 28 with unknown origin.
We recorded yearly images of a bar of the Vieux-Habitants river, a river located on Basse-Terre (Guadeloupe). These images, combined with measurements of the river discharge, allow us to monitor the evolution of the population of boulders. We estimate the smallest discharge that can move the boulders and calculate the effective transport time. We show that the likelihood of a given boulder remaining at the same location decreases exponentially, with an effective residence time of 17 h.
We recorded yearly images of a bar of the Vieux-Habitants river, a river located on Basse-Terre...