TROPECOS members from IRD Marie ARNAUDResearch Scientist, IRD (Paris) Nicolas GRATIOTResearch director, IRD Johanna JupinResearch collaborator Jean-Luc MAEGHTResearch Engineer, IRD (Montpellier) Quentin MARSALPhD student Truong An NguyenPost-doc Christophe PROISYResearch scientist, IRD (Cayenne) Vincent VANTREPOTTEResearch Scientist, CNRS - IRD (Wimereux) and visiting professor, Federal University of Permambouco (Brazil)