TaxonCodeEffectif
Nitzschia costei Tudesque, Rimet & Ector NYCO 122
Navicula cryptotenella Lange-Bertalot NCTE 39
Encyonema simile Krammer ENSI 35
Achnanthidium rivulare Potapova &Ponader ADRI 30
Nitzschia fonticola Grunow in Van Heurck NFON 24
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 21
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 19
Nitzschia soratensis Morales & Vis NSTS 18
Fragilaria pararumpens Lange-Bertalot, Hofmann & Werum in Hofmann & al. FPRU 15
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 11
Cocconeis placentula Ehrenberg var.lineata (Ehr.)Van Heurck CPLI 9
Hippodonta pseudacceptata (Kobayasi) Lange-Bertalot Metzeltin & Witkowski HPDA 9
Achnanthidium subhudsonis (Hustedt) H. Kobayasi ADSH 8
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 4
Achnanthidium straubianum (Lange-Bertalot)Lange-Bertalot ADSB 3
Cymbella tumida (Brebisson)Van Heurck CTUM 3
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 3
Nitzschia inconspicua Grunow NINC 3
Sellaphora nigri SNIG 3
Achnanthidium eutrophilum (Lange-Bertalot)Lange-Bertalot ADEU 2
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 2
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 2
Fragilaria gracilis Østrup FGRA 2
Gomphoneis minuta (Stone) Kociolek & Stoermer var.minuta GMMI 2
Nitzschia palea (Kützing) W.Smith var. palea NPAL 2
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 2
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 1
Geissleria decussis(Ostrup) Lange-Bertalot & Metzeltin GDEC 1
GOMPHONEMA C.G. Ehrenberg GOMP 1
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 1
Nitzschia acidoclinata Lange-Bertalot NACD 1
Navicula capitatoradiata Germain NCPR 1
Nitzschia archibaldii Lange-Bertalot NIAR 1
Nitzschia paleacea (Grunow) Grunow in van Heurck NPAE 1
Punctastriata lancettula (Schumann) Hamilton & Siver PULA 1
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 1