Artigo Acesso aberto Produção Nacional

Deriva Litorânea ao Longo da Costa do Cacau, Bahia: Repercussões na Geomorfologia Costeira

2007; Volume: 34; Issue: 2 Linguagem: Inglês

10.22456/1807-9806.19471

ISSN

1807-9806

Autores

Lucas do Nascimento, Abı́lio Carlos da Silva Pinto Bittencourt, Adeylan Nascimento Santos, José Maria Landim Domínguez,

Tópico(s)

Geological formations and processes

Resumo

In this study the patterns of sediment dispersion along part of the southern coast of Bahia, known as the Cacao Coast, were defined, starting with a numerical modeling on wave refraction diagrams. These patterns are able to reproduce net longshore drift direction of sediments in sections where there are geomorphic evidences of the longshore drift direction, and also reasonably explain the different coastal sections under deposition and erosion or little/no deposition, identified by walking the entire extension of the area under study. In a general way, the Cacao Coast may be divided into two sectors with well-defined characteristics: a) the northern half, with a predominance of sections under erosion or little/no deposition, and b) the southern half, with a predominance of sections under deposition.

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