TaxonCodeEffectif
Nitzschia soratensis Morales & Vis NSTS 51
Cocconeis lineata Ehrenberg CLNT 41
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 37
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 34
Achnanthidium subatomus (Hustedt) Lange-Bertalot ADSU 30
Navicula lanceolata (Agardh) Ehrenberg NLAN 24
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 21
Fragilaria pectinalis (O.F. Müller) Gray FPEC 15
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 15
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 14
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 13
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 12
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 10
Navicula gregaria Donkin NGRE 9
Cocconeis pediculus Ehrenberg CPED 8
Amphora pediculus (Kützing) Grunow APED 7
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 5
Nitzschia palea (Kützing) W.Smith var. palea NPAL 5
Navicula tripunctata (O.F.Müller) Bory NTPT 5
Nitzschia archibaldii Lange-Bertalot NIAR 4
Nitzschia inconspicua Grunow NINC 4
Nitzschia costei Tudesque, Rimet & Ector NYCO 4
GOMPHONEMA C.G. Ehrenberg GOMP 3
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 3
Navicula cryptotenella Lange-Bertalot NCTE 3
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 3
Nitzschia fonticola Grunow in Van Heurck NFON 3
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 2
FRAGILARIA H.C. Lyngbye FRAG 2
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 2
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 2
Sellaphora joubaudii (Germain) Aboal SJOU 2
Stauroneis smithii Grunow SSMI 2
Adlafia lange-bertalotii Monnier et Ector ALBL 1
Gomphonema mexicanum Grunow GMEX 1
Hannaea arcus (Ehr.)Patrick HARC 1
Nitzschia acicularis(Kützing) W.M.Smith NACI 1
Surirella lacrimula English SLAC 1