TaxonCodeEffectif
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 85
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 68
Nitzschia soratensis Morales & Vis NSTS 46
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 35
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 31
Cocconeis placentula Ehrenberg var.lineata (Ehr.)Van Heurck CPLI 25
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 14
Navicula cryptotenella Lange-Bertalot NCTE 14
Nitzschia costei Tudesque, Rimet & Ector NYCO 12
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 10
Amphora pediculus (Kützing) Grunow APED 9
Nitzschia fonticola Grunow in Van Heurck NFON 7
Nitzschia amphibia Grunow f.amphibia NAMP 6
Nitzschia inconspicua Grunow NINC 5
Ulnaria ulna (Nitzsch.) Compère UULN 5
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 4
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 3
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 3
Achnanthidium rivulare Potapova &Ponader ADRI 2
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 2
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 2
Gomphonema acuminatum Ehrenberg var.acuminatum GACU 2
Nitzschia palea (Kützing) W.Smith var. palea NPAL 2
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 2
Navicula tripunctata (O.F.Müller) Bory NTPT 2
Achnanthidium hoffmannii Van de Vijver, Ector, Mertens & Jarlman AHOF 1
Cyclotella meneghiniana Kützing CMEN 1
Craticula subminuscula CSNU 1
Diatoma vulgaris Bory DVUL 1
GOMPHONEMA C.G. Ehrenberg GOMP 1
Melosira varians Agardh MVAR 1
Nitzschia paleacea (Grunow) Grunow in van Heurck NPAE 1
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 1