TaxonCodeEffectif
Nitzschia costei Tudesque, Rimet & Ector NYCO 148
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 58
Navicula cryptotenella Lange-Bertalot NCTE 35
Achnanthidium rivulare Potapova &Ponader ADRI 34
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 22
Gomphonema curvipedatum H.Kobayasi ex Osada GCUV 17
Fragilaria pararumpens Lange-Bertalot, Hofmann & Werum in Hofmann & al. FPRU 15
Cocconeis lineata Ehrenberg CLNT 11
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 11
Gomphoneis minuta (Stone) Kociolek & Stoermer var.minuta GMMI 9
NRHN 9
Achnanthidium subhudsonis (Hustedt) H. Kobayasi ADSH 4
Achnanthidium hoffmannii Van de Vijver, Ector, Mertens & Jarlman AHOF 4
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 4
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 4
Sellaphora nigri SNIG 4
Cymbella tumida (Brebisson)Van Heurck CTUM 3
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 2
Navicula sancti-naumii Levkov et Metzeltin NSNM 2
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 2
Humidophila perpusilla HPEP 1
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 1