TaxonCodeEffectif
Nitzschia costei Tudesque, Rimet & Ector NYCO 62
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 55
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 40
Achnanthidium caravelense Novais et Ector ADCV 35
Achnanthidium rivulare Potapova &Ponader ADRI 34
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 29
Achnanthidium hoffmannii Van de Vijver, Ector, Mertens & Jarlman AHOF 17
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 17
Navicula cryptotenella Lange-Bertalot NCTE 17
Cocconeis lineata Ehrenberg CLNT 13
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 11
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 8
Discostella stelligera (Cleve et Grun.) Houk & Klee DSTE 7
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 7
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 6
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 5
Melosira varians Agardh MVAR 5
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 4
Fragilaria perminuta (Grunow) Lange-Bertalot FPEM 4
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 4
Fragilaria crotonensis Kitton FCRO 3
Fragilaria gracilis Østrup FGRA 3
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 3
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 3
NMTA 3
Cyclostephanos dubius (Fricke) Round CDUB 2
Gomphonema rhombicum M. Schmidt GRHB 2
Gomphonema cuneolus E. Reichardt GCUN 1
Navicula gregaria Donkin NGRE 1
Ulnaria ulna (Nitzsch.) Compère UULN 1