TaxonCodeEffectif
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 83
Navicula tripunctata (O.F.Müller) Bory NTPT 59
Navicula cryptotenella Lange-Bertalot NCTE 50
Amphora pediculus (Kützing) Grunow APED 45
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 25
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 24
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 17
Navicula lanceolata (Agardh) Ehrenberg NLAN 16
Achnanthidium microcephalum Kützing ADMC 12
Sellaphora nigri SNIG 8
Cocconeis pediculus Ehrenberg CPED 7
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 7
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 6
Surirella lacrimula English SLAC 6
Gomphonema tergestinum (Grunow in Van Heurck) Schmidt in Schmidt & al. GTER 5
CYMBELLA C.Agardh CYMB 4
Nitzschia fonticola Grunow in Van Heurck NFON 4
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 2
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 2
Diatoma vulgaris Bory DVUL 2
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 2
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 2
Navicula cryptotenelloides Lange-Bertalot NCTO 2
Navicula veneta Kützing NVEN 2
Cocconeis placentula Ehrenberg var. placentula CPLA 1
Gomphonema olivaceum (Hornemann) Brébisson var. olivaceum GOLI 1
Gyrosigma sciotense (Sullivan et Wormley) Cleve GSCI 1
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 1
Melosira varians Agardh MVAR 1
Navicula antonii Lange-Bertalot NANT 1
NAVICULA J.B.M. Bory de St. Vincent NAVI 1
Navicula gregaria Donkin NGRE 1
Nitzschia heufleriana Grunow NHEU 1
Nitzschia palea (Kützing) W.Smith var. palea NPAL 1
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 1
Ulnaria ulna (Nitzsch.) Compère UULN 1