TaxonCodeEffectif
Fragilaria vaucheriae (Kützing) Petersen FVAU 49
Navicula lanceolata (Agardh) Ehrenberg NLAN 48
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 46
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 33
Fragilaria perminuta (Grunow) Lange-Bertalot FPEM 32
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 24
Melosira varians Agardh MVAR 22
Nitzschia soratensis Morales & Vis NSTS 14
Amphora pediculus (Kützing) Grunow APED 13
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 13
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 10
Fragilaria gracilis Østrup FGRA 10
Cocconeis lineata Ehrenberg CLNT 9
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 9
Meridion circulare (Greville) C.A.Agardh var. circulare MCIR 9
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 8
Achnanthes minutissima Kützing var.jackii (Rabenhorst) Lange-Bertalot AMJA 7
Achnanthidium rivulare Potapova &Ponader ADRI 6
Gomphonema rhombicum M. Schmidt GRHB 6
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 6
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 5
Fragilaria candidagilae FCAD 4
Nitzschia acidoclinata Lange-Bertalot NACD 4
Discostella stelligera (Cleve et Grun.) Houk & Klee DSTE 3
Gomphonema cuneolus E. Reichardt GCUN 3
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 2
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 2
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 2
Sellaphora atomoides SEAT 2
Sellaphora nigri SNIG 1