TaxonCodeEffectif
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 56
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 54
Craticula subminuscula CSNU 39
Nitzschia soratensis Morales & Vis NSTS 29
Navicula cryptotenella Lange-Bertalot NCTE 25
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 21
Melosira varians Agardh MVAR 16
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 16
Cocconeis pediculus Ehrenberg CPED 15
Fragilaria vaucheriae (Kützing) Petersen FVAU 13
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 13
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 11
Nitzschia fonticola Grunow in Van Heurck NFON 10
Navicula lanceolata (Agardh) Ehrenberg NLAN 9
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 8
Halamphora veneta (Kützing) Levkov HVEN 7
Navicula tripunctata (O.F.Müller) Bory NTPT 7
Achnanthidium subhudsonis (Hustedt) H. Kobayasi ADSH 6
Diatoma vulgaris Bory DVUL 6
Nitzschia amphibia Grunow f.amphibia NAMP 6
Navicula gregaria Donkin NGRE 6
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 4
Amphora pediculus (Kützing) Grunow APED 3
Cocconeis lineata Ehrenberg CLNT 3
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 3
Nitzschia palea (Kützing) W.Smith var. palea NPAL 3
Nitzschia inconspicua Grunow NINC 2
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 2
Sellaphora joubaudii (Germain) Aboal SJOU 2
Sellaphora saugerresii SSGE 2
Cyclotella meneghiniana Kützing CMEN 1
Craticula molestiformis (Hustedt) Lange-Bertalot CMLF 1
Mayamaea atomus (Kützing) Lange-Bertalot var.atomus MAAT 1
Navicula germainii Wallace NGER 1
Sellaphora nigri SNIG 1