Date prélèvement 23/06/2009
Commentaire Prélèvement V.Beaumont-A.Delvoye, Lame V.Beaumont, Lecture V.Beaumont / NANT
IBD
TaxonCodeEffectif
Navicula cryptotenella Lange-Bertalot NCTE 47
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 46
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 46
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 35
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 24
Achnanthidium atomoides Monnier, Lange-Bertalot & Ector ADAM 23
Navicula tripunctata (O.F.Müller) Bory NTPT 20
Achnanthidium eutrophilum (Lange-Bertalot)Lange-Bertalot ADEU 17
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 16
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 15
Cocconeis placentula Ehrenberg var.lineata (Ehr.)Van Heurck CPLI 10
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 7
Amphora pediculus (Kützing) Grunow APED 6
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 6
Cocconeis pediculus Ehrenberg CPED 6
Fragilaria capucina Desmazieres var.vaucheriae (Kützing) Lange-Bertalot FCVA 6
Navicula capitatoradiata Germain NCPR 6
Sellaphora minima(Grunow) Mann in Slate & Stevenson SEMN 6
Achnanthidium subatomus (Hustedt) Lange-Bertalot ADSU 5
ADLAFIA Moser Lange-Bertalot & Metzeltin ADLF 4
Gomphonema olivaceum (Hornemann) Brébisson var. olivaceum GOLI 4
Nitzschia amphibia Grunow f.amphibia NAMP 4
Navicula lanceolata (Agardh) Ehrenberg NLAN 4
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 4
Achnanthidium pyrenaicum (Hustedt) Kobayasi f. anormale ADPT 3
Discostella pseudostelligera (Hustedt) Houk et Klee DPST 3
Encyonema lange-bertalotii Krammer morphotype 1 ENLB 3
Nitzschia fonticola Grunow in Van Heurck NFON 3
Encyonema triangulum (Ehrenberg) Kützing ENTR 2
Fallacia subhamulata (Grunow in V. Heurck) D.G. Mann FSBH 2
Nitzschia sociabilis Hustedt NSOC 2
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 2
Achnanthidium helveticum (Hustedt) Monnier Lange-Bertalot & Ector ADHE 1
Achnanthidium minutissimum (Kütz.) Czarnecki f. anormale ADMT 1
Cymbella excisa Kützing var. excisa CAEX 1
Encyonema reichardtii (Krammer) D.G. Mann in Round Crawford & Mann ENRE 1
Fragilaria rumpens (Kütz.) G.W.F.Carlson FRUM 1
GOMPHONEMA C.G. Ehrenberg GOMP 1
Gomphosphenia lingulatiformis (Lange-Bertalot & Reichardt) Lange-Bertalot GPLI 1
Melosira varians Agardh MVAR 1
Navicula gregaria Donkin NGRE 1
Nitzschia inconspicua Grunow NINC 1
Nitzschia paleacea (Grunow) Grunow in van Heurck NPAE 1
Nitzschia palea (Kützing) W.Smith var. palea NPAL 1
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 1