TaxonCodeEffectif
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 170
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 42
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 38
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 25
Amphora pediculus (Kützing) Grunow APED 23
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 9
Navicula tripunctata (O.F.Müller) Bory NTPT 8
Sellaphora atomoides SEAT 8
Sellaphora nigri SNIG 8
Navicula gregaria Donkin NGRE 7
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 6
Achnanthidium rivulare Potapova &Ponader ADRI 5
Navicula lanceolata (Agardh) Ehrenberg NLAN 5
Nitzschia soratensis Morales & Vis NSTS 5
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 4
Cymatopleura solea (Brebisson in Breb. & Godey) W.Smith var.solea CSOL 4
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 4
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 4
NAVICULA J.B.M. Bory de St. Vincent NAVI 4
Navicula veneta Kützing NVEN 4
Sellaphora pupula (Kützing) Mereschkowksy SPUP 4
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 3
Nitzschia linearis(Agardh) W.M.Smith var.linearis NLIN 3
Craticula subminuscula CSNU 2
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 2
Cocconeis placentula Ehrenberg var.lineata (Ehr.)Van Heurck CPLI 1
Gomphonema pumilum (Grunow) Reichardt & Lange-Bertalot GPUM 1
Parlibellus protractus (Grunow) Witkowski Lange-Bertalot & Metzeltin PPRO 1
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 1
Ulnaria ulna (Nitzsch.) Compère UULN 1