TaxonCodeEffectif
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 114
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 90
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 47
Achnanthidium lineare W.Smith ACLI 25
Cocconeis lineata Ehrenberg CLNT 20
Amphora pediculus (Kützing) Grunow APED 14
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 14
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 10
Navicula cryptotenella Lange-Bertalot NCTE 8
Achnanthidium subatomus (Hustedt) Lange-Bertalot ADSU 7
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 6
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 5
Achnanthidium eutrophilum (Lange-Bertalot)Lange-Bertalot ADEU 4
Achnanthidium gracillimum (Meister)Lange-Bertalot ADGL 3
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 3
Fragilaria gracilis Østrup FGRA 3
Meridion circulare (Greville) C.A.Agardh var. circulare MCIR 3
Nitzschia palea (Kützing) W.Smith var.debilis(Kützing)Grunow in Cl. & Grun NPAD 3
Navicula tripunctata (O.F.Müller) Bory NTPT 3
Achnanthidium atomoides Monnier, Lange-Bertalot & Ector ADAM 2
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 2
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 2
NMTA 2
Achnanthidium rivulare Potapova &Ponader ADRI 1
Achnanthidium straubianum (Lange-Bertalot)Lange-Bertalot ADSB 1
Achnanthidium hoffmannii Van de Vijver, Ector, Mertens & Jarlman AHOF 1
Cocconeis pediculus Ehrenberg CPED 1
Denticula tenuis Kützing DTEN 1
Mayamaea atomus (Kützing) Lange-Bertalot var.atomus MAAT 1
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 1
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 1
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 1
Staurosira construens Ehrenberg SCON 1
Sellaphora atomoides SEAT 1
Sellaphora nigri SNIG 1