TaxonCodeEffectif
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 63
Staurosira binodis Lange-Bertalot in Hofmann Werum & Lange-Bertalot SBND 55
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 53
Nitzschia amphibia Grunow f.amphibia NAMP 37
Craticula subminuscula CSNU 20
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 19
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 15
Nitzschia paleacea (Grunow) Grunow in van Heurck NPAE 14
Gomphonema mexicanum Grunow GMEX 11
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 11
Navicula cryptotenella Lange-Bertalot NCTE 11
Nitzschia palea (Kützing) W.Smith var. palea NPAL 11
Nitzschia costei Tudesque, Rimet & Ector NYCO 10
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 7
Gomphonema lagenula Kützing GLGN 5
Nitzschia fonticola Grunow in Van Heurck NFON 5
Gomphoneis minuta (Stone) Kociolek & Stoermer var.minuta GMMI 4
Nitzschia archibaldii Lange-Bertalot NIAR 4
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 4
Luticola goeppertiana (Bleisch in Rabenhorst)D.G. Mann in Round Crawford & Mann LGOE 3
Navicula capitatoradiata Germain NCPR 3
Nitzschia paleaeformis Hustedt NIPF 3
Amphora pediculus (Kützing) Grunow APED 2
Aulacoseira tethera Haworth AUTE 2
Cocconeis neothumensis Krammer in Ricard CNTH 2
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 2
Craticula dissociata (Reichardt) Reichardt CRDI 2
Cymbella tumida (Brebisson)Van Heurck CTUM 2
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 2
Gomphonema exilissimum(Grun.) Lange-Bertalot & Reichardt GEXL 2
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 2
Melosira varians Agardh MVAR 2
Nitzschia brunoi Lange-Bertalot in Lange-Bertalot & Metzeltin NBNO 2
Sellaphora nigri SNIG 2
Ulnaria ulna (Nitzsch.) Compère UULN 2
Achnanthidium subatomus (Hustedt) Lange-Bertalot ADSU 1
Fragilaria gracilis Østrup FGRA 1
Nitzschia capitellata Hustedt in A.Schmidt & al. NCPL 1
Navicula gregaria Donkin NGRE 1
Nitzschia subacicularis Hustedt in A.Schmidt et al. NSUA 1
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 1