TaxonCodeEffectif
Sellaphora rhombelliptica SRHE 81
Nitzschia soratensis Morales & Vis NSTS 73
Cocconeis placentula Ehrenberg var.lineata (Ehr.)Van Heurck CPLI 43
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 33
Sellaphora nigri SNIG 29
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 24
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 23
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 11
Amphora pediculus (Kützing) Grunow APED 11
Navicula lanceolata (Agardh) Ehrenberg NLAN 9
Adlafia lange-bertalotii Monnier et Ector ALBL 8
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 8
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 8
Achnanthidium hoffmannii Van de Vijver, Ector, Mertens & Jarlman AHOF 6
Navicula gregaria Donkin NGRE 5
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 4
Achnanthidium subatomoides (Hustedt) Monnier, Lange-Bertalot et Ector ADSO 4
Navicula cryptocephala Kützing NCRY 4
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 3
Navicula cryptotenella Lange-Bertalot NCTE 2
Achnanthidium rivulare Potapova &Ponader ADRI 2
Eolimna minima(Grunow) Lange-Bertalot EOMI 2
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 2
Navicula tripunctata (O.F.Müller) Bory NTPT 2
Nitzschia costei Tudesque, Rimet & Ector NYCO 2
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 1
Achnanthidium exiguum (Grunow) Czarnecki ADEG 1