TaxonCodeEffectif
Navicula tripunctata (O.F.Müller) Bory NTPT 61
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 56
Navicula cryptotenella Lange-Bertalot NCTE 55
Cocconeis pediculus Ehrenberg CPED 27
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 24
Amphora pediculus (Kützing) Grunow APED 20
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 19
Cocconeis placentula Ehrenberg var. placentula CPLA 19
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 9
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 8
Sellaphora atomoides SEAT 8
Nitzschia amphibia Grunow f.amphibia NAMP 7
Navicula capitatoradiata Germain NCPR 7
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 6
Navicula cryptocephala Kützing NCRY 5
Navicula lanceolata (Agardh) Ehrenberg NLAN 5
Navicula trivialis Lange-Bertalot var. trivialis NTRV 5
Gyrosigma acuminatum (Kützing)Rabenhorst GYAC 4
Navicula antonii Lange-Bertalot NANT 4
Nitzschia palea (Kützing) W.Smith var. palea NPAL 4
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 4
Sellaphora nigri SNIG 4
Diadesmis biceps Arnott DBIC 3
Melosira varians Agardh MVAR 3
Nitzschia fonticola Grunow in Van Heurck NFON 3
Sellaphora saugerresii SSGE 3
Aulacoseira pusilla (Meister) Tuji et Houki AUPU 2
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 2
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 2
Nitzschia perminuta (Grunow) M.Peragallo NIPM 2
Platessa conspicua (A.Mayer) Lange-Bertalot PTCO 2
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 2
Surirella lacrimula English SLAC 2
Amphora indistincta Levkov AMID 1
Aulacoseira brasiliensis Tremarin Torgan & Ludwig AUBR 1
Craticula subminuscula CSNU 1
Discostella pseudostelligera DPSG 1
Denticula tenuis Kützing DTEN 1
Fragilaria pararumpens Lange-Bertalot, Hofmann & Werum in Hofmann & al. FPRU 1
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 1
Gomphonema olivaceum (Hornemann) Brébisson var. olivaceum GOLI 1
Luticola goeppertiana LGOP 1
Navicula gregaria Donkin NGRE 1
Navicula simulata Manguin NSIA 1
Navicula viridula (Kützing) Ehrenberg NVIR 1
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 1
Reimeria uniseriata Sala Guerrero & Ferrario RUNI 1
Sellaphora laevissima (Kützing) D.G. Mann SELA 1
Ulnaria ulna (Nitzsch.) Compère UULN 1