TaxonCodeEffectif
Cocconeis lineata Ehrenberg CLNT 92
Nitzschia fonticola Grunow in Van Heurck NFON 64
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 42
Nitzschia soratensis Morales & Vis NSTS 30
Nitzschia costei Tudesque, Rimet & Ector NYCO 22
Craticula subminuscula CSNU 14
Planothidium delicatulum(Kütz.) Round & Bukhtiyarova PTDE 14
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 12
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 9
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 9
Navicula gregaria Donkin NGRE 8
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 8
Staurosira venter (Ehr.) Cleve & Moeller SSVE 8
Achnanthidium rivulare Potapova &Ponader ADRI 7
Achnanthidium subhudsonis (Hustedt) H. Kobayasi ADSH 7
Fragilaria vaucheriae (Kützing) Petersen FVAU 7
Nitzschia amphibia Grunow f.amphibia NAMP 7
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 5
Nitzschia frustulum (Kützing) Grunow var.frustulum NIFR 4
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 4
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 3
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 3
Sellaphora nigri SNIG 3
Aulacoseira ambigua (Grunow) Simonsen AAMB 2
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 2
Fragilaria gracilis Østrup FGRA 2
Fragilaria perminuta (Grunow) Lange-Bertalot FPEM 2
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 2
Gomphonema lagenula Kützing GLGN 2
Melosira varians Agardh MVAR 2
Nitzschia palea (Kützing) W.Smith var. palea NPAL 2
Achnanthidium lineare W.Smith ACLI 1
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 1
Cyclotella meneghiniana Kützing CMEN 1
Navicula cryptotenella Lange-Bertalot NCTE 1