A Megathrust earthquake as source of a Pre-Colombian tsunami in Lesser Antilles: Insight from sediment deposits and tsunami modeling

L Cordrie, N Feuillet, A Gailler, M Biguenet… - Earth-Science …, 2022 - Elsevier
No megathrust earthquake similar to the Magnitude class 9 events in Sumatra in 2004 or in
Japan in 2011 was firmly reported at the Lesser Antilles subduction zone. The largest known …

Paleogeographic evolution and vertical motion of the central Lesser Antilles forearc since the Early Miocene: A potential driver for land fauna dispersals between the …

JJ Cornée, L De Min, JF Lebrun, F Quillévéré… - Marine and Petroleum …, 2023 - Elsevier
Phylogenetic studies of present-day terrestrial organisms suggest that faunal dispersals
between South America and the Greater Antilles may have occurred during the Cenozoic …

[HTML][HTML] Hurricane Irma: an unprecedented event over the last 3700 years? Geomorphological changes and sedimentological record in Codrington Lagoon, Barbuda

M Biguenet, E Chaumillon, P Sabatier… - … Hazards and Earth …, 2023 - nhess.copernicus.org
Low-lying coasts and small islands, such as in the Lesser Antilles, are particularly
vulnerable to hurricane-induced marine floods. In September 2017, category 5 Hurricane …

Sedimentary Records in the Lesser Antilles Fore‐Arc Basins Provide Evidence of Large Late Quaternary Megathrust Earthquakes

C Seibert, N Feuillet, G Ratzov, C Beck… - Geochemistry …, 2024 - Wiley Online Library
The seismic potential of the Lesser Antilles subduction zone is poorly known and highly
debated. Only two damaging earthquakes have been reported in the historical period, in …

Arc crust formation of Lesser Antilles revealed by crustal xenoliths from Petit St. Vincent

E Melekhova, M Camejo-Harry, J Blundy… - Journal of …, 2022 - academic.oup.com
Abstract The Lesser Antilles volcanic arc is known for its magmatic diversity and unusually
abundant plutonic xenoliths. Xenoliths from Petit St. Vincent (Grenadines' archipelago) are …

Modeled Flooding by Tsunamis and a Storm Versus Observed Extent of Coral Erratics on Anegada, British Virgin Islands—Further Evidence for a Great Caribbean …

Y Wei, US ten Brink, BF Atwater - Journal of Geophysical …, 2024 - Wiley Online Library
Abstract Models of near‐field tsunamis and an extreme hurricane provide further evidence
for a great precolonial earthquake along the Puerto Rico Trench. The models are …

Thermally-constrained fluid circulation and seismicity in the Lesser Antilles subduction zone

K Ezenwaka, B Marcaillou, M Laigle… - Earth and Planetary …, 2022 - Elsevier
At subduction zones, fluid circulation and elevated pore pressure are key factors controlling
the seismogenic behavior along the plate interface by reducing absolute fault strength …

New Seismotectonic Zoning Model for Seismic Hazard Assessment of the Lesser Antilles

O Foix, S Mazzotti, H Jomard, C Beauval, D Bertil… - 2023 - hal.science
Seismic hazard levels used as reference for the French Lesser Antilles are derived from
probabilistic seismic hazard assessment studies performed in 2002. However, scientific …

Enregistrements sédimentaires des tsunamis, cyclones et mouvements verticaux dans les lagunes du nord de l'arc antillais et aléa tsunami en Nouvelle Aquitaine

M Biguenet - 2022 - theses.hal.science
Les zones de subductions peuvent générer de puissants séismes à l'origine de tsunamis
destructeurs. La zone de subduction des Petites Antilles reste très mal connue à cet égard et …

Approche intégrée du risque tsunami pour renforcer les capacités de résilience d'un territoire: l'exemple de la Martinique

A Nachbaur, A Lemoine, S Leroy… - 11e colloque national …, 2023 - brgm.hal.science
Résumé A la demande de la DEAL et de la Collectivité Territoriale de Martinique (CTM), le
BRGM a mené une étude pour améliorer la connaissance de l'aléa tsunamis en Martinique …