TaxonCodeEffectif
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 94
Nitzschia soratensis Morales & Vis NSTS 74
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 44
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 41
Amphora pediculus (Kützing) Grunow APED 20
Nitzschia inconspicua Grunow NINC 17
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 17
Gomphonema olivaceum (Hornemann) Brébisson var. olivaceum GOLI 15
Reimeria uniseriata Sala Guerrero & Ferrario RUNI 11
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 8
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 8
Nitzschia fonticola Grunow in Van Heurck NFON 8
Sellaphora atomoides SEAT 8
Navicula tripunctata (O.F.Müller) Bory NTPT 7
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 6
Craticula subminuscula CSNU 4
Fragilaria vaucheriae (Kützing) Petersen FVAU 3
Navicula cryptotenella Lange-Bertalot NCTE 3
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 2
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 2
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 2
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 2
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 2
Navicula gregaria Donkin NGRE 2
Sellaphora saugerresii SSGE 2
Cocconeis pediculus Ehrenberg CPED 1
Melosira varians Agardh MVAR 1
Sellaphora joubaudii (Germain) Aboal SJOU 1