TaxonCodeEffectif
Achnanthidium lineare W.Smith ACLI 182
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 110
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 56
Diatoma moniliformis Kützing DMON 13
Gomphonema tergestinum (Grunow in Van Heurck) Schmidt in Schmidt & al. GTER 7
Navicula cryptotenella Lange-Bertalot NCTE 6
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 6
Gomphonema olivaceum (Hornemann) Brébisson var. olivaceum GOLI 3
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 3
Nitzschia inconspicua Grunow NINC 2
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 2
Navicula tripunctata (O.F.Müller) Bory NTPT 2
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 2
Cocconeis pediculus Ehrenberg CPED 2
Amphora pediculus (Kützing) Grunow APED 2
Amphora copulata (Kütz) Schoeman & Archibald ACOP 2
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 1
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 1
Discostella pseudostelligera (Hustedt) Houk et Klee DPST 1
Cymbella excisa Kützing var. excisa CAEX 1