TaxonCodeEffectif
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 77
Amphora pediculus (Kützing) Grunow APED 52
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 31
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 29
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 26
Navicula tripunctata (O.F.Müller) Bory NTPT 19
Sellaphora nigri SNIG 16
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 14
Navicula cryptotenella Lange-Bertalot NCTE 12
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 9
Aulacoseira ambigua (Grunow) Simonsen AAMB 7
Achnanthidium subatomus (Hustedt) Lange-Bertalot ADSU 7
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 7
Melosira varians Agardh MVAR 6
Achnanthidium rivulare Potapova &Ponader ADRI 5
GOMPHONEMA C.G. Ehrenberg GOMP 5
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 5
Navicula antonii Lange-Bertalot NANT 5
Sellaphora atomoides SEAT 5
Sellaphora saugerresii SSGE 5
Discostella pseudostelligera DPSG 4
Navicula cryptocephala Kützing NCRY 4
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 4
Fragilaria pectinalis (O.F. Müller) Gray FPEC 3
Gomphonema olivaceum (Hornemann) Brébisson var. olivaceum GOLI 3
Navicula gregaria Donkin NGRE 3
Navicula lanceolata (Agardh) Ehrenberg NLAN 3
Placoneis symmetrica (Hustedt) Lange-Bertalot PSYM 3
Achnanthidium hoffmannii Van de Vijver, Ector, Mertens & Jarlman AHOF 2
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 2
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 2
Navicula cryptotenelloides Lange-Bertalot NCTO 2
Navicula simulata Manguin NSIA 2
Navicula trivialis Lange-Bertalot var. trivialis NTRV 2
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 2
Staurosirella pinnata (Ehr.) Williams & Round SPIN 2
Sellaphora pupula (Kützing) Mereschkowksy SPUP 2
Achnanthidium lauenburgianum (Hustedt) Monnier Lange-Bertalot & Ector ADLB 1
Cyclostephanos invisitatus(Hohn & Hellerman)Theriot Stoermer & Hakansson CINV 1
Fragilaria microvaucheriae FMIV 1
Navicula germainii Wallace NGER 1
Nitzschia inconspicua Grunow NINC 1
Nitzschia palea (Kützing) W.Smith var. palea NPAL 1
Nitzschia recta Hantzsch in Rabenhorst NREC 1
Nitzschia sociabilis Hustedt NSOC 1
Nitzschia soratensis Morales & Vis NSTS 1
Navicula tenelloides Hustedt NTEN 1
Navicula vilaplanii(Lange-Bert. & Sabater) Lange-Bertalot & Sabater in Rumrich & al. NVIP 1
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 1
Surirella lacrimula English SLAC 1
Tryblionella kuetzingii TKUE 1