TaxonCodeEffectif
Navicula cryptotenella Lange-Bertalot NCTE 61
Nitzschia fonticola Grunow in Van Heurck NFON 48
Navicula tripunctata (O.F.Müller) Bory NTPT 41
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 34
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 20
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 19
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 19
Amphora pediculus (Kützing) Grunow APED 17
Fallacia subhamulata (Grunow in V. Heurck) D.G. Mann FSBH 11
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 9
Navicula capitatoradiata Germain NCPR 9
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 8
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 8
Diatoma vulgaris Bory DVUL 6
Melosira varians Agardh MVAR 6
Nitzschia sociabilis Hustedt NSOC 6
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 6
Achnanthidium straubianum (Lange-Bertalot)Lange-Bertalot ADSB 5
Amphora macedoniensis Nagumo AMCD 5
Cocconeis pediculus Ehrenberg CPED 5
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 5
Gyrosigma attenuatum (Kützing) Rabenhorst GYAT 5
Navicula antonii Lange-Bertalot NANT 5
Gyrosigma sciotense (Sullivan et Wormley) Cleve GSCI 4
Simonsenia delognei Lange-Bertalot SIDE 4
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 3
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 3
NRHN 3
Amphora indistincta Levkov AMID 2
Amphora ovalis (Kützing) Kützing var.ovalis AOVA 2
Cymbella affinis Kützing var.affinis CAFF 2
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 2
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 2
Nitzschia heufleriana Grunow NHEU 2
NMTA 2
Navicula radiosa Kützing NRAD 2
Pseudostaurosira parasitica (W.Smith) Morales PPRS 2
Cyclotella meneghiniana Kützing CMEN 1
Diploneis calcilacustris DCAL 1
Diploneis fontanella Lange-Bertalot DFON 1
Diploneis oculata (Brebisson in Desmazières) Cleve DOCU 1
Diploneis separanda Lange-Bertalot DSEP 1
Denticula tenuis Kützing DTEN 1
Encyonema caespitosum Kützing var.caespitosum ECAE 1
Fallacia mitis (Hustedt) D.G.Mann FMIT 1
Fragilaria pectinalis (O.F. Müller) Gray FPEC 1
Fragilaria rumpens (Kütz.) G.W.F.Carlson FRUM 1
Navicula difficillimoides Hustedt NDFO 1
Nitzschia lacuum Lange-Bertalot NILA 1
Nitzschia palea (Kützing) W.Smith var. palea NPAL 1
Sellaphora nigri SNIG 1
Ulnaria ulna (Nitzsch.) Compère UULN 1