TaxonCodeEffectif
Nitzschia sociabilis Hustedt NSOC 68
Navicula gregaria Donkin NGRE 49
Fallacia pygmaea (Kützing) Stickle & Mann ssp.pygmaea in Lange-Bertalot & al FPYG 39
Sellaphora nigri SNIG 33
Bacillaria paxillifera (paxillifer)(O.F. Müller) Hendey var.paxillifera BPAX 19
Amphora pediculus (Kützing) Grunow APED 17
Tryblionella calida (Grunow in Cl. & Grun.) D.G. Mann in Round Crawford & Mann TCAL 16
Gyrosigma sciotense (Sullivan et Wormley) Cleve GSCI 14
Navicula antonii Lange-Bertalot NANT 11
Nitzschia solita Hustedt NISO 11
Amphora ovalis (Kützing) Kützing var.ovalis AOVA 10
Nitzschia costei Tudesque, Rimet & Ector NYCO 9
Navicula cryptotenella Lange-Bertalot NCTE 8
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 8
Nitzschia inconspicua Grunow NINC 7
Navicula lanceolata (Agardh) Ehrenberg NLAN 7
Navicula tripunctata (O.F.Müller) Bory NTPT 7
Nitzschia frequens Hustedt NIFQ 6
Sellaphora saugerresii SSGE 6
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 5
Hippodonta capitata (Ehr.)Lange-Bert.Metzeltin & Witkowski HCAP 5
Nitzschia palea (Kützing) W.Smith var. palea NPAL 5
Gomphosphenia lingulatiformis (Lange-Bertalot & Reichardt) Lange-Bertalot GPLI 4
Mayamaea ingenua (Hustedt) Lange-Bertalot & Hofmann in Hofmann & al. MING 4
Luticola frequentissima LFRQ 3
Amphora indistincta Levkov AMID 2
Caloneis amphisbaena (Bory) Cleve fo.amphisbaena CAMP 2
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 2
Nitzschia amphibia Grunow f.amphibia NAMP 2
Nitzschia capitellata Hustedt in A.Schmidt & al. NCPL 2
Nitzschia pusilla (Kützing) Grunow emend Lange-Bertalot NIPU 2
Navicula salinarum Grunow in Cleve et Grunow var.salinarum NSAL 2
Platessa conspicua (A.Mayer) Lange-Bertalot PTCO 2
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 2
Sellaphora atomoides SEAT 2
Amphora lange-bertalotii Levkov & Metzeltin var.tenuis Levkov & Metzeltin ALGT 1
Cocconeis lineata Ehrenberg CLNT 1
Craticula cuspidata (Kützing) Mann CRCU 1
Fallacia mitis (Hustedt) D.G.Mann FMIT 1
Navicula erifuga Lange-Bertalot in Krammer & Lange-Bertalot NERI 1
Navicula simulata Manguin NSIA 1
Platessa bahlsii Potapova PBAH 1
Sellaphora pupula (Kützing) Mereschkowksy SPUP 1
Tryblionella salinarum (Grunow in Cleve & Grunow) Pelletan TSAL 1
Ulnaria ulna (Nitzsch.) Compère UULN 1