TaxonCodeEffectif
Craticula subminuscula CSNU 122
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 35
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 25
Nitzschia fonticola Grunow in Van Heurck NFON 20
Nitzschia costei Tudesque, Rimet & Ector NYCO 18
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 16
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 16
Navicula cryptotenella Lange-Bertalot NCTE 15
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 11
Navicula germainii Wallace NGER 9
Cymbella tumida (Brebisson)Van Heurck CTUM 7
Navicula gregaria Donkin NGRE 7
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 6
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 5
Achnanthidium rivulare Potapova &Ponader ADRI 5
Cocconeis placentula Ehrenberg var.lineata (Ehr.)Van Heurck CPLI 5
Navicula cryptocephala Kützing NCRY 5
Nitzschia palea (Kützing) W.Smith var. palea NPAL 5
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 5
Sellaphora nigri SNIG 5
Fragilaria vaucheriae (Kützing) Petersen FVAU 4
Navicula rostellata Kützing NROS 4
Gomphonema lagenula Kützing GLGN 3
GOMPHONEMA C.G. Ehrenberg GOMP 3
Navicula rhynchocephala Kützing NRHY 3
Sellaphora saugerresii SSGE 3
Cocconeis lineata Ehrenberg CLNT 2
Craticula molestiformis (Hustedt) Lange-Bertalot CMLF 2
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 2
Fragilaria pectinalis (O.F. Müller) Gray FPEC 2
Fistulifera pelliculosa (Brebisson) Lange-Bertalot FPEL 2
Nitzschia archibaldii Lange-Bertalot NIAR 2
Navicula simulata Manguin NSIA 2
Nitzschia soratensis Morales & Vis NSTS 2
Parlibellus protractus (Grunow) Witkowski Lange-Bertalot & Metzeltin PPRO 2
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 2
Stephanodiscus hantzschii Grunow in Cleve & Grunow SHAN 2
Ulnaria ulna (Nitzsch.) Compère UULN 2
Achnanthidium crassum (Hustedt) Potapova & Ponader ADCR 1
Achnanthidium eutrophilum (Lange-Bertalot)Lange-Bertalot ADEU 1
Achnanthidium subhudsonis (Hustedt) H. Kobayasi ADSH 1
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 1
Gomphonema mexicanum Grunow GMEX 1
Gyrosigma sciotense (Sullivan et Wormley) Cleve GSCI 1
Melosira varians Agardh MVAR 1
Nitzschia agnita Hustedt NAGN 1
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 1
Navicula lanceolata (Agardh) Ehrenberg NLAN 1
Navicula slesvicensis Grunow NSLE 1
Nitzschia sociabilis Hustedt NSOC 1
Navicula tenelloides Hustedt NTEN 1
Navicula trivialis Lange-Bertalot var. trivialis NTRV 1
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 1