TaxonCodeEffectif
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 52
Nitzschia soratensis Morales & Vis NSTS 49
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 41
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 34
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 33
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 29
Planothidium delicatulum(Kütz.) Round & Bukhtiyarova PTDE 28
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 21
Amphora pediculus (Kützing) Grunow APED 20
Navicula gregaria Donkin NGRE 16
Sellaphora nigri SNIG 12
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 11
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 7
Achnanthidium subatomus (Hustedt) Lange-Bertalot ADSU 6
Achnanthidium lineare W.Smith ACLI 5
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 5
Craticula subminuscula CSNU 5
Achnanthidium exile (Kützing) Heiberg ADEX 4
Achnanthidium subhudsonis (Hustedt) H. Kobayasi ADSH 4
Melosira varians Agardh MVAR 3
Cocconeis lineata Ehrenberg CLNT 2
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 2
Karayevia laterostrata (Hustedt) Bukhtiyarova KALA 2
Nitzschia fonticola Grunow in Van Heurck NFON 2
Nitzschia archibaldii Lange-Bertalot NIAR 2
Navicula lanceolata (Agardh) Ehrenberg NLAN 2
Sellaphora atomoides SEAT 2
Kolbesia gessneri (Hustedt) Aboal KGES 1
Navicula difficillimoides Hustedt NDFO 1
Nitzschia sociabilis Hustedt NSOC 1
Nitzschia costei Tudesque, Rimet & Ector NYCO 1