TaxonCodeEffectif
Amphora pediculus (Kützing) Grunow APED 73
Amphora indistincta Levkov AMID 68
Navicula cryptotenella Lange-Bertalot NCTE 50
Navicula tripunctata (O.F.Müller) Bory NTPT 34
Nitzschia sociabilis Hustedt NSOC 23
Sellaphora nigri SNIG 22
Platessa conspicua (A.Mayer) Lange-Bertalot PTCO 19
Navicula gregaria Donkin NGRE 18
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 14
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 10
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 9
Nitzschia recta Hantzsch in Rabenhorst NREC 7
Psammothidium lauenburgianum (Hustedt) Bukhtiyarova et Round PLAU 4
Achnanthidium eutrophilum (Lange-Bertalot)Lange-Bertalot ADEU 4
Navicula cryptotenelloides Lange-Bertalot NCTO 4
Fallacia lenzi(Hustedt) Lange-Bertalot in Werum &al. FLEN 3
Diploneis oculata (Brebisson in Desmazières) Cleve DOCU 3
Gyrosigma sciotense (Sullivan et Wormley) Cleve GSCI 2
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 2
Navicula antonii Lange-Bertalot NANT 2
Fallacia sublucidula (Hustedt) D.G. Mann FSLU 2
Achnanthidium straubianum (Lange-Bertalot)Lange-Bertalot ADSB 2
Simonsenia delognei Lange-Bertalot SIDE 2
Navicula lanceolata (Agardh) Ehrenberg NLAN 2
Tryblionella apiculata Gregory TAPI 2
Nitzschia palea (Kützing) W.Smith var.debilis(Kützing)Grunow in Cl. & Grun NPAD 2
Diploneis oblongella (Naegeli) Cleve-Euler DOBL 1
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 1
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 1
Nitzschia capitellata Hustedt in A.Schmidt & al. NCPL 1
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 1
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 1
Nitzschia linearis(Agardh) W.M.Smith var.linearis NLIN 1
Nitzschia bergii Cleve-Euler NBRG 1
Navicula tenelloides Hustedt NTEN 1
Pinnularia brebissonii (Kütz.) Rabenhorst var. brebissonii PBRE 1
FDEF 1
Sellaphora saprotolerans SESP 1
Navicula vandamii Schoeman & Archibald var. vandamii NVDA 1
Surirella lacrimula English SLAC 1
Navicula cryptocephala Kützing NCRY 1
Navicula trivialis Lange-Bertalot var. trivialis NTRV 1
Ulnaria ulna (Nitzsch.) Compère UULN 1