TaxonCodeEffectif
Amphora pediculus (Kützing) Grunow APED 78
Navicula tripunctata (O.F.Müller) Bory NTPT 44
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 42
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 39
Sellaphora nigri SNIG 19
Navicula cryptotenella Lange-Bertalot NCTE 18
Platessa conspicua (A.Mayer) Lange-Bertalot PTCO 18
Platessa bahlsii Potapova PBAH 15
Melosira varians Agardh MVAR 14
Navicula caterva Hohn & Hellerman NCTV 12
Achnanthidium lauenburgianum (Hustedt) Monnier Lange-Bertalot & Ector ADLB 10
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 9
Sellaphora atomoides SEAT 9
Navicula veneta Kützing NVEN 8
Navicula gregaria Donkin NGRE 7
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 7
Nitzschia sociabilis Hustedt NSOC 7
Nitzschia amphibia Grunow f.amphibia NAMP 5
Navicula trivialis Lange-Bertalot var. trivialis NTRV 5
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 4
Humidophila contenta HUCO 4
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 3
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 2
Diploneis separanda Lange-Bertalot DSEP 2
Fallacia mitis (Hustedt) D.G.Mann FMIT 2
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 2
Navicula antonii Lange-Bertalot NANT 2
Nitzschia inconspicua Grunow NINC 2
Sellaphora saugerresii SSGE 2
Achnanthidium eutrophilum (Lange-Bertalot)Lange-Bertalot ADEU 1
Amphora indistincta Levkov AMID 1
Amphora ovalis (Kützing) Kützing var.ovalis AOVA 1
Craticula subminuscula CSNU 1
Nitzschia acicularis(Kützing) W.M.Smith NACI 1
Nitzschia archibaldii Lange-Bertalot NIAR 1
Nitzschia recta Hantzsch in Rabenhorst NREC 1
Nitzschia costei Tudesque, Rimet & Ector NYCO 1
Surirella lacrimula English SLAC 1