TaxonCodeEffectif
Amphora pediculus (Kützing) Grunow APED 113
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 102
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 32
Navicula tripunctata (O.F.Müller) Bory NTPT 29
Navicula cryptotenella Lange-Bertalot NCTE 26
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 19
Sellaphora atomoides SEAT 10
Cocconeis pediculus Ehrenberg CPED 8
Gomphonema pumilum (Grunow) Reichardt & Lange-Bertalot GPUM 6
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 6
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 4
Melosira varians Agardh MVAR 4
Navicula antonii Lange-Bertalot NANT 4
Achnanthidium rivulare Potapova &Ponader ADRI 3
Nitzschia inconspicua Grunow NINC 3
Nitzschia soratensis Morales & Vis NSTS 3
Sellaphora nigri SNIG 3
Achnanthidium eutrophilum (Lange-Bertalot)Lange-Bertalot ADEU 2
Achnanthidium subatomus (Hustedt) Lange-Bertalot ADSU 2
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 2
Fragilaria gracilis Østrup FGRA 2
GOMPHONEMA C.G. Ehrenberg GOMP 2
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 2
Navicula gregaria Donkin NGRE 2
Nitzschia palea (Kützing) W.Smith var.debilis(Kützing)Grunow in Cl. & Grun NPAD 2
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 2
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 2
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 2
Reimeria uniseriata Sala Guerrero & Ferrario RUNI 2
Surirella lacrimula English SLAC 2
Cocconeis placentula Ehrenberg var. placentula CPLA 1
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 1
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 1
Navicula trivialis Lange-Bertalot var. trivialis NTRV 1