TaxonCodeEffectif
Amphora pediculus (Kützing) Grunow APED 49
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 45
Navicula cryptotenella Lange-Bertalot NCTE 37
Sellaphora pupula (Kützing) Mereschkowksy SPUP 30
Navicula tripunctata (O.F.Müller) Bory NTPT 18
Sellaphora nigri SNIG 18
Nitzschia palea (Kützing) W.Smith var. palea NPAL 16
Navicula gregaria Donkin NGRE 11
Nitzschia palea (Kützing) W.Smith var.debilis(Kützing)Grunow in Cl. & Grun NPAD 11
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 11
Staurosirella ovata Morales STOV 10
Nitzschia supralitorea Lange-Bertalot NZSU 9
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 8
Craticula subminuscula CSNU 7
Navicula cryptocephala Kützing NCRY 7
Cocconeis placentula Ehrenberg var. placentula CPLA 6
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 6
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 5
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 5
Navicula trivialis Lange-Bertalot var. trivialis NTRV 5
Craticula molestiformis (Hustedt) Lange-Bertalot CMLF 4
Navicula capitatoradiata Germain NCPR 4
Navicula cryptotenelloides Lange-Bertalot NCTO 4
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 3
Kolbesia gessneri (Hustedt) Aboal KGES 3
Melosira varians Agardh MVAR 3
Nitzschia capitellata Hustedt in A.Schmidt & al. NCPL 3
Nitzschia recta Hantzsch in Rabenhorst NREC 3
Nitzschia subacicularis Hustedt in A.Schmidt et al. NSUA 3
Pseudostaurosira (as Punctastriata) subconstricta (Grunow) Kulikovskiy & Genkal PUSB 3
Discostella pseudostelligera DPSG 2
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 2
GLOV 2
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 2
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 2
Gyrosigma acuminatum (Kützing)Rabenhorst GYAC 2
Mayamaea ingenua (Hustedt) Lange-Bertalot & Hofmann in Hofmann & al. MING 2
Nitzschia amphibia Grunow f.amphibia NAMP 2
Navicula erifuga Lange-Bertalot in Krammer & Lange-Bertalot NERI 2
Navicula lanceolata (Agardh) Ehrenberg NLAN 2
Navicula microrhombus (Cholnoky) Schoeman et Archibald NMCB 2
Navicula vilaplanii(Lange-Bert. & Sabater) Lange-Bertalot & Sabater in Rumrich & al. NVIP 2
Praestephanos triporus PTPU 2
Sellaphora crassulexigua SCRA 2
Sellaphora atomoides SEAT 2
Amphora lange-bertalotii Levkov & Metzeltin var.tenuis Levkov & Metzeltin ALGT 1
Cyclostephanos invisitatus(Hohn & Hellerman)Theriot Stoermer & Hakansson CINV 1
Cyclotella meneghiniana Kützing CMEN 1
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 1
Conticribra weissflogii (Grunow) Stachura-Suchoples & Williams CTWE 1
Diadesmis biceps Arnott DBIC 1
Fistulifera pelliculosa (Brebisson) Lange-Bertalot FPEL 1
Fallacia pygmaea ssp.subpygmaea Lange-Bertalot Cavacini Tagliaventi & Alfinito FPSP 1
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 1
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 1
Nitzschia fonticola Grunow in Van Heurck NFON 1
Navicula germainii Wallace NGER 1
Nitzschia bulnheimiana (Rabenhorst) H.L.Smith NIBU 1
Nitzschia frequens Hustedt NIFQ 1
Nitzschia gracilis Hantzsch NIGR 1
Nitzschia palea (Kützing) W.Smith var.tenuirostris Grunow in V. Heurck NPAT 1
Nitzschia vermicularis (Kützing) Hantzsch in Rabenhorst NVER 1
Platessa conspicua (A.Mayer) Lange-Bertalot PTCO 1
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 1
Surirella angusta Kützing SANG 1
Surirella lacrimula English SLAC 1
Staurosira venter (Ehr.) Cleve & Moeller SSVE 1
Stephanodiscus minutulus (Kützing) Cleve & Moller STMI 1
Surirella minuta Brebisson ex Kützing 1849 SUMI 1
Tryblionella brunoi TBNO 1
Ulnaria ulna (Nitzsch.) Compère UULN 1