TaxonCodeEffectif
Navicula cryptotenella Lange-Bertalot NCTE 68
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 47
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 42
Amphora pediculus (Kützing) Grunow APED 33
Gomphonema olivaceum (Hornemann) Brébisson var. olivaceum GOLI 29
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 26
Navicula antonii Lange-Bertalot NANT 23
Navicula tripunctata (O.F.Müller) Bory NTPT 21
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 14
Navicula lanceolata (Agardh) Ehrenberg NLAN 14
Achnanthidium microcephalum Kützing ADMC 12
Nitzschia fonticola Grunow in Van Heurck NFON 12
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 8
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 7
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 5
Nitzschia palea (Kützing) W.Smith var. palea NPAL 5
NAVICULA J.B.M. Bory de St. Vincent NAVI 4
Diatoma vulgaris Bory DVUL 3
Melosira varians Agardh MVAR 3
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 2
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 2
GOMPHONEMA C.G. Ehrenberg GOMP 2
Luticola goeppertiana (Bleisch in Rabenhorst)D.G. Mann in Round Crawford & Mann LGOE 2
Nitzschia amphibia Grunow f.amphibia NAMP 2
Nitzschia archibaldii Lange-Bertalot NIAR 2
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 2
STAUROSIRELLA D.M. Williams & F.E. Round emend Morales STRL 2
Ulnaria ulna (Nitzsch.) Compère UULN 2
Cyclotella ocellata Pantocsek COCE 1
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 1
Gomphonema tergestinum (Grunow in Van Heurck) Schmidt in Schmidt & al. GTER 1
Karayevia clevei (Grunow) Bukhtiyarova var.clevei KCLE 1
Nitzschia recta Hantzsch in Rabenhorst NREC 1
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 1
Planothidium rostratoholarcticum PROH 1
Reimeria uniseriata Sala Guerrero & Ferrario RUNI 1