Date prélèvement 20/08/2013
Commentaire Prélèvement, Eurofins Expertises Environnementales ; Lecture, Eurofins Expertises Environnementales, X.Janel / M-A.Liger
IBD
TaxonCodeEffectif
Nitzschia costei Tudesque, Rimet & Ector NYCO 96
Achnanthidium subatomus (Hustedt) Lange-Bertalot ADSU 85
Melosira varians Agardh MVAR 32
Cocconeis placentula Ehrenberg var.lineata (Ehr.)Van Heurck CPLI 28
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 22
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 20
Navicula antonii Lange-Bertalot NANT 19
Fragilaria pararumpens Lange-Bertalot, Hofmann & Werum in Hofmann & al. FPRU 14
Nitzschia media Hantzsch. NIME 14
Navicula cataracta-rheni Lange-Bertalot NCTT 13
Achnanthidium subhudsonis (Hustedt) H. Kobayasi ADSH 8
Gomphoneis minuta (Stone) Kociolek & Stoermer var.minuta GMMI 8
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 6
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 6
Encyonema lange-bertalotii Krammer morphotype 1 ENLB 5
Achnanthidium sp. ADCS 4
Navicula gregaria Donkin NGRE 4
Navicula cryptotenella Lange-Bertalot NCTE 4
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 3
Navicula sp. NASP 2
Nitzschia soratensis Morales & Vis NSTS 2
Simonsenia delognei Lange-Bertalot SIDE 2
Ulnaria ulna (Nitzsch.) Compère UULN 2
Cymbella tumida (Brebisson)Van Heurck CTUM 1