TaxonCodeEffectif
Navicula cryptotenella Lange-Bertalot NCTE 158
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 42
Navicula tripunctata (O.F.Müller) Bory NTPT 30
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 26
Amphora pediculus (Kützing) Grunow APED 25
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 17
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 16
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 16
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 16
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 14
Gomphonema pumilum (Grunow) Reichardt & Lange-Bertalot GPUM 14
Nitzschia fonticola Grunow in Van Heurck NFON 4
Sellaphora nigri SNIG 4
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 2
Achnanthidium rivulare Potapova &Ponader ADRI 2
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 2
Cocconeis pediculus Ehrenberg CPED 2
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 2
Fallacia mitis (Hustedt) D.G.Mann FMIT 2
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 2
Sellaphora atomoides SEAT 2
Surirella lacrimula English SLAC 2
Nitzschia microcephala Grunow in Cleve & Moller NMIC 1