1987
DOI: 10.3406/caoum.1987.3236
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Les activités traditionnelles dans un espace littoral tropical : le delta de Tsiribihina (Madagascar)

Abstract: Sur la côte occidentale de Madagascar, le delta de la Tsiribihina formé un saillant d'environ 500 km2. Le paysage est caractérisé par de grandes étendues de mangroves et de sols nus sursalés, les tannes, entrecoupées par des cordons littoraux anciens. A la population sakalava anciennement enracinée dans le delta, se sont ajoutés au début du siècle des migrants antaisaka et betsileo. Les activités actuelles sont orientées vers l' autosubsistance et tirent partie d'un milieu naturel bien diversifié ; la rizicult… Show more

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“…low tide period) by providing water reserve and refuge from predators (Warren, 1990;Thongtham and Kristensen, 2003). In Madagascar, S. serrata is an important economic resource for local communities (Lebigre, 1987) who traditionally catch them in their burrows during low tide, consequently they have been under increasing fishing pressure for the last decades (Fondo et al, 2010). While the biology and ecology of mud crabs have already been well studied (Alberts-Hubatsch et al, 2016), little is known about the factors influencing the distribution of populations along environmental gradients (Dumas et al, 2012).…”
Section: Introductionmentioning
confidence: 99%
“…low tide period) by providing water reserve and refuge from predators (Warren, 1990;Thongtham and Kristensen, 2003). In Madagascar, S. serrata is an important economic resource for local communities (Lebigre, 1987) who traditionally catch them in their burrows during low tide, consequently they have been under increasing fishing pressure for the last decades (Fondo et al, 2010). While the biology and ecology of mud crabs have already been well studied (Alberts-Hubatsch et al, 2016), little is known about the factors influencing the distribution of populations along environmental gradients (Dumas et al, 2012).…”
Section: Introductionmentioning
confidence: 99%