TaxonCodeEffectif
Craticula subminuscula CSNU 148
Nitzschia soratensis Morales & Vis NSTS 61
Nitzschia costei Tudesque, Rimet & Ector NYCO 51
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 34
Navicula cryptotenella Lange-Bertalot NCTE 25
Sellaphora nigri SNIG 20
Nitzschia amphibia Grunow f.amphibia NAMP 10
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 9
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 8
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 7
Nitzschia fonticola Grunow in Van Heurck NFON 6
ACHNANTHIDIUM F.T. Kützing ACHD 4
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 4
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 3
Halamphora veneta (Kützing) Levkov HVEN 3
Nitzschia capitellata Hustedt in A.Schmidt & al. NCPL 3
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 3
Achnanthidium rivulare Potapova &Ponader ADRI 2
Nitzschia palea (Kützing) W.Smith var. palea NPAL 2
Sellaphora crassulexigua SCRA 2
Sellaphora seminulum (Grunow) D.G. Mann SSEM 2
Amphora pediculus (Kützing) Grunow APED 1
Cocconeis placentula Ehrenberg var.lineata (Ehr.)Van Heurck CPLI 1
Navicula cryptocephala Kützing NCRY 1
Navicula tripunctata (O.F.Müller) Bory NTPT 1