TaxonCodeEffectif
Craticula subminuscula CSNU 85
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 77
Gomphonema lagenula Kützing GLGN 26
Nitzschia fonticola Grunow in Van Heurck NFON 25
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 24
Navicula cryptotenella Lange-Bertalot NCTE 24
Nitzschia amphibia Grunow f.amphibia NAMP 22
Nitzschia palea (Kützing) W.Smith var. palea NPAL 13
Sellaphora nigri SNIG 13
Sellaphora seminulum (Grunow) D.G. Mann SSEM 12
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 11
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 10
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 10
Gomphonema mexicanum Grunow GMEX 6
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 6
Navicula gregaria Donkin NGRE 6
Nitzschia soratensis Morales & Vis NSTS 6
Nitzschia paleacea (Grunow) Grunow in van Heurck NPAE 5
Nitzschia costei Tudesque, Rimet & Ector NYCO 5
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 3
Luticola goeppertiana (Bleisch in Rabenhorst)D.G. Mann in Round Crawford & Mann LGOE 3
Melosira varians Agardh MVAR 3
Nitzschia supralitorea Lange-Bertalot NZSU 3
Planothidium rostratoholarcticum PROH 3
Achnanthidium rivulare Potapova &Ponader ADRI 2
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 2
Diadesmis confervacea Kützing var. confervacea DCOF 2
Navicula amphiceropsis Lange-Bertalot & Rumrich NAAM 2
Nitzschia capitellata Hustedt in A.Schmidt & al. NCPL 2
Pseudostaurosira trainorii Morales PTRN 2
Amphora pediculus (Kützing) Grunow APED 1
Craticula molestiformis (Hustedt) Lange-Bertalot CMLF 1
Cocconeis pediculus Ehrenberg CPED 1
Navicula capitatoradiata Germain NCPR 1
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 1