TaxonCodeEffectif
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 227
Nitzschia fonticola Grunow in Van Heurck NFON 49
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 48
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 14
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 10
Fragilaria gracilis Østrup FGRA 8
Fragilaria vaucheriae (Kützing) Petersen FVAU 8
Amphora pediculus (Kützing) Grunow APED 7
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 6
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 4
Simonsenia delognei Lange-Bertalot SIDE 2
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 2
Cymbella affinis Kützing var.affinis CAFF 2
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 2
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 2
Diatoma ehrenbergii Kützing DEHR 2
Achnanthidium lineare W.Smith ACLI 2
Gomphonema exilissimum(Grun.) Lange-Bertalot & Reichardt GEXL 2
FRAGILARIA H.C. Lyngbye FRAG 2
Nitzschia palea (Kützing) W.Smith var.debilis(Kützing)Grunow in Cl. & Grun NPAD 1
Discostella pseudostelligera DPSG 1