TaxonCodeEffectif
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 79
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 54
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 44
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 36
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 23
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 21
Nitzschia fonticola Grunow in Van Heurck NFON 21
Navicula cryptotenella Lange-Bertalot NCTE 19
Achnanthidium eutrophilum (Lange-Bertalot)Lange-Bertalot ADEU 16
Gomphonema olivaceum (Hornemann) Brébisson var. olivaceum GOLI 15
Achnanthidium rivulare Potapova &Ponader ADRI 13
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 10
Gomphonema pumilum (Grunow) Reichardt & Lange-Bertalot GPUM 9
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 9
Navicula tripunctata (O.F.Müller) Bory NTPT 7
Cocconeis pediculus Ehrenberg CPED 5
Fragilaria pectinalis (O.F. Müller) Gray FPEC 4
Denticula tenuis Kützing DTEN 3
Cocconeis lineata Ehrenberg CLNT 2
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 2
Diatoma vulgaris Bory DVUL 2
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 2
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 2
Reimeria uniseriata Sala Guerrero & Ferrario RUNI 2