TaxonCodeEffectif
Navicula lanceolata (Agardh) Ehrenberg NLAN 150
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 48
Navicula gregaria Donkin NGRE 40
Nitzschia sociabilis Hustedt NSOC 24
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 15
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 13
Nitzschia recta Hantzsch in Rabenhorst NREC 11
Amphora pediculus (Kützing) Grunow APED 10
Nitzschia acula Hantzsch ex Cleve & Grunow NACU 7
Craticula subminuscula CSNU 6
Nitzschia linearis(Agardh) W.M.Smith var.linearis NLIN 6
Navicula tripunctata (O.F.Müller) Bory NTPT 6
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 6
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 5
Nitzschia capitellata Hustedt in A.Schmidt & al. NCPL 5
Nitzschia soratensis Morales & Vis NSTS 5
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 4
Melosira varians Agardh MVAR 3
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 2
Cyclostephanos invisitatus(Hohn & Hellerman)Theriot Stoermer & Hakansson CINV 2
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 2
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 2
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 2
Humidophila contenta HUCO 2
Navicula cryptocephala Kützing NCRY 2
Nitzschia draveillensis Coste & Ricard NDRA 2
Nitzschia pusilla (Kützing) Grunow emend Lange-Bertalot NIPU 2
Nitzschia palea (Kützing) W.Smith var. palea NPAL 2
Parlibellus protractus (Grunow) Witkowski Lange-Bertalot & Metzeltin PPRO 2
Sellaphora atomoides SEAT 2
Sellaphora saprotolerans SESP 2
Sellaphora nigri SNIG 2
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 1
Craticula molestiformis (Hustedt) Lange-Bertalot CMLF 1
Meridion circulare (Greville) C.A.Agardh var. circulare MCIR 1
Nitzschia acicularis(Kützing) W.M.Smith NACI 1
Neidium ampliatum (Ehrenberg) Krammer in Krammer & Lange-Bertalot NEAM 1
Nitzschia archibaldii Lange-Bertalot NIAR 1
Nitzschia inconspicua Grunow NINC 1
Nitzschia paleaeformis Hustedt NIPF 1
Navicula perminuta Grunow in Van Heurck NPNU 1
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 1
Stephanodiscus hantzschii fo.tenuis(Hustedt)Hakansson et Stoermer SHTE 1
Ulnaria acus (Kützing) Aboal UACU 1