TaxonCodeEffectif
Navicula cryptotenella Lange-Bertalot NCTE 45
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 34
Sellaphora nigri SNIG 32
Craticula subminuscula CSNU 31
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 30
Melosira varians Agardh MVAR 23
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 20
GOMPHONEMA C.G. Ehrenberg GOMP 18
Nitzschia soratensis Morales & Vis NSTS 18
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 17
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 17
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 15
Amphora pediculus (Kützing) Grunow APED 13
Nitzschia fonticola Grunow in Van Heurck NFON 13
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 11
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 8
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 6
Nitzschia amphibia Grunow f.amphibia NAMP 6
Navicula tripunctata (O.F.Müller) Bory NTPT 6
Sellaphora pupula (Kützing) Mereschkowksy SPUP 6
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 4
Nitzschia palea (Kützing) W.Smith var. palea NPAL 4
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 4
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 3
Surirella lacrimula English SLAC 3
Fragilaria perminuta (Grunow) Lange-Bertalot FPEM 2
Nitzschia recta Hantzsch in Rabenhorst NREC 2
Sellaphora atomoides SEAT 2
Achnanthidium rivulare Potapova &Ponader ADRI 1
Gomphonema cuneolus E. Reichardt GCUN 1
Gomphonema exilissimum(Grun.) Lange-Bertalot & Reichardt GEXL 1
Gomphonema lagenula Kützing GLGN 1
Gomphosphenia lingulatiformis (Lange-Bertalot & Reichardt) Lange-Bertalot GPLI 1
Navicula gregaria Donkin NGRE 1
Navicula lanceolata (Agardh) Ehrenberg NLAN 1
NMTA 1