1. University Savoie Mont-Blanc, LCME (Laboratory of Molecular
Chemistry and Environment), 73000 Chambéry, France
2. University Savoie Mont-Blanc, UMR 42 CARRTEL, 73000 Chambéry, France
3. INRA (French National Institute for Agronomical Research), UMR 42 CARRTEL (Alpine Research Centre for Lakes and
Food webs), 74200 Thonon les Bains, France