TaxonCodeEffectif
Navicula cryptotenella Lange-Bertalot NCTE 78
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 67
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 35
Amphora pediculus (Kützing) Grunow APED 27
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 24
Craticula subminuscula CSNU 23
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 13
Nitzschia palea (Kützing) W.Smith var. palea NPAL 11
Sellaphora nigri SNIG 11
Navicula antonii Lange-Bertalot NANT 9
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 8
Nitzschia palea (Kützing) W.Smith var.debilis(Kützing)Grunow in Cl. & Grun NPAD 8
Hippodonta capitata (Ehr.)Lange-Bert.Metzeltin & Witkowski HCAP 7
Nitzschia amphibia Grunow f.amphibia NAMP 7
Navicula cryptotenelloides Lange-Bertalot NCTO 6
Cocconeis placentula Ehrenberg var. placentula CPLA 5
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 5
Navicula gregaria Donkin NGRE 5
Sellaphora atomoides SEAT 5
Amphora macedoniensis Nagumo AMCD 4
Navicula capitatoradiata Germain NCPR 4
Nitzschia supralitorea Lange-Bertalot NZSU 4
Melosira varians Agardh MVAR 3
Navicula tripunctata (O.F.Müller) Bory NTPT 3
Planothidium rostratoholarcticum PROH 3
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 3
Surirella lacrimula English SLAC 3
Sellaphora saugerresii SSGE 3
Staurosirella ovata Morales STOV 3
Gomphonema micropus Kützing var. micropus GMIC 2
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 2
Gyrosigma sciotense (Sullivan et Wormley) Cleve GSCI 2
Navicula erifuga Lange-Bertalot in Krammer & Lange-Bertalot NERI 2
Nitzschia fonticola Grunow in Van Heurck NFON 2
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 2
Sellaphora pupula (Kützing) Mereschkowksy SPUP 2
Halamphora montana (Krasske) Levkov HLMO 1
Nitzschia inconspicua Grunow NINC 1
Nitzschia soratensis Morales & Vis NSTS 1
Reimeria uniseriata Sala Guerrero & Ferrario RUNI 1