TaxonCodeEffectif
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 64
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 59
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 58
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 25
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 24
Melosira varians Agardh MVAR 23
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 22
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 21
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 20
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 18
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 13
Navicula cryptotenella Lange-Bertalot NCTE 6
Sellaphora nigri SNIG 6
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 5
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 4
Achnanthidium crassum (Hustedt) Potapova & Ponader ADCR 3
Nitzschia costei Tudesque, Rimet & Ector NYCO 3
Sellaphora atomoides SEAT 3
Sellaphora saugerresii SSGE 3
Achnanthidium rivulare Potapova &Ponader ADRI 2
Amphora indistincta Levkov AMID 2
Amphora pediculus (Kützing) Grunow APED 2
Navicula capitatoradiata Germain NCPR 2
Navicula gregaria Donkin NGRE 2
Nitzschia palea (Kützing) W.Smith var. palea NPAL 2
Brachysira vitrea (Grunow) Ross in Hartley BVIT 1
Cyclotella meduanae Germain CMED 1
Craticula molestiformis (Hustedt) Lange-Bertalot CMLF 1
Craticula subminuscula CSNU 1
Cymbella tropica Krammer var. tropica Krammer CTRO 1
Navicula cryptocephala Kützing NCRY 1
Navicula germainii Wallace NGER 1
Navicula rhynchocephala Kützing NRHY 1