TaxonCodeEffectif
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 110
Cocconeis placentula Ehrenberg var.lineata (Ehr.)Van Heurck CPLI 100
Gomphonema rhombicum M. Schmidt GRHB 22
Navicula cryptotenella Lange-Bertalot NCTE 16
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 12
Fragilariforma virescens (Ralfs) Williams & Round FFVI 11
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 10
Sellaphora nigri SNIG 8
Achnanthidium subatomoides (Hustedt) Monnier, Lange-Bertalot et Ector ADSO 6
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 6
Nitzschia costei Tudesque, Rimet & Ector NYCO 6
Navicula capitatoradiata Germain NCPR 5
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 4
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 4
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 4
Gomphonema productum (Grunow) Lange-Bertalot & Reichardt GPRO 4
Nitzschia fonticola Grunow in Van Heurck NFON 4
Navicula germainii Wallace NGER 4
Nitzschia soratensis Morales & Vis NSTS 4
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 4
Diatoma mesodon (Ehrenberg) Kützing DMES 3
Nitzschia amphibia Grunow f.amphibia NAMP 3
Navicula exilis Kützing NEXI 3
Navicula gregaria Donkin NGRE 3
Achnanthidium helveticum (Hustedt) Monnier Lange-Bertalot & Ector ADHE 2
Cymbopleura naviculiformis (Auerswald) Krammer var. naviculiformis CBNA 2
Cavinula cocconeiformis (Gregory ex Greville) Mann & Stickle in Round Crawford & Mann CCOC 2
Craticula subminuscula CSNU 2
Diploneis separanda Lange-Bertalot DSEP 2
Encyonema mesianum (Cholnoky) D.G. Mann in Round Crawford & Mann ENME 2
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 2
EUNOTIA C.G. Ehrenberg EUNO 2
FRAGILARIA H.C. Lyngbye FRAG 2
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 2
Gomphonema mexicanum Grunow GMEX 2
Gomphoneis minuta (Stone) Kociolek & Stoermer var.minuta GMMI 2
GOMPHONEMA C.G. Ehrenberg GOMP 2
Hannaea arcus (Ehr.)Patrick HARC 2
Luticola goeppertiana (Bleisch in Rabenhorst)D.G. Mann in Round Crawford & Mann LGOE 2
Melosira varians Agardh MVAR 2
Navicula amphiceropsis Lange-Bertalot & Rumrich NAAM 2
Navicula antonii Lange-Bertalot NANT 2
Nitzschia palea (Kützing) W.Smith var. palea NPAL 2
Reimeria uniseriata Sala Guerrero & Ferrario RUNI 2
Fragilaria gracilis Østrup FGRA 1
Gomphonema calcifugum Lange-Bertalot & Reichardt GCLF 1
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 1
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 1
Psammothidium marginulatum (Grun) Bukhtiyarova & Round PMRG 1
Sellaphora atomoides SEAT 1