TaxonCodeEffectif
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 90
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 46
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 36
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 31
Cocconeis pediculus Ehrenberg CPED 24
Navicula cryptotenella Lange-Bertalot NCTE 23
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 20
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 15
Navicula tripunctata (O.F.Müller) Bory NTPT 15
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 14
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 9
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 9
Amphora pediculus (Kützing) Grunow APED 8
Fragilaria pectinalis (O.F. Müller) Gray FPEC 8
Gomphonema tergestinum (Grunow in Van Heurck) Schmidt in Schmidt & al. GTER 8
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 7
Nitzschia fonticola Grunow in Van Heurck NFON 5
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 4
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 4
Cymbella affinis Kützing var.affinis CAFF 3
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 3
Cyclotella meneghiniana Kützing CMEN 2
Navicula gregaria Donkin NGRE 2
Sellaphora nigri SNIG 2
Ulnaria ulna (Nitzsch.) Compère UULN 2
Achnanthidium affine (Grun) Czarnecki ACAF 1
Achnanthidium atomoides Monnier, Lange-Bertalot & Ector ADAM 1
Amphora macedoniensis Nagumo AMCD 1
Craticula subminuscula CSNU 1
Denticula tenuis Kützing DTEN 1
Diatoma vulgaris Bory DVUL 1
Encyonopsis minuta Krammer & Reichardt ECPM 1
Gomphonema olivaceum (Hornemann) Brébisson var. olivaceum GOLI 1
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 1
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 1
Melosira varians Agardh MVAR 1
Navicula antonii Lange-Bertalot NANT 1
Navicula capitatoradiata Germain NCPR 1
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 1
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 1