TaxonCodeEffectif
Navicula gregaria Donkin NGRE 67
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 55
Nitzschia soratensis Morales & Vis NSTS 37
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 26
Navicula lanceolata (Agardh) Ehrenberg NLAN 23
Cocconeis lineata Ehrenberg CLNT 18
Amphora pediculus (Kützing) Grunow APED 16
Melosira varians Agardh MVAR 16
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 15
Fragilaria vaucheriae (Kützing) Petersen FVAU 14
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 13
Achnanthidium rivulare Potapova &Ponader ADRI 10
Achnanthidium subatomus (Hustedt) Lange-Bertalot ADSU 10
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 10
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 9
NMTA 9
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 8
Navicula tripunctata (O.F.Müller) Bory NTPT 5
Achnanthidium atomoides Monnier, Lange-Bertalot & Ector ADAM 4
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 4
Navicula cryptotenella Lange-Bertalot NCTE 4
Nitzschia fonticola Grunow in Van Heurck NFON 4
Nitzschia sociabilis Hustedt NSOC 4
Fragilaria recapitellata Lange-Bertalot & Metzeltin FRCP 2
GLOV 2
Nitzschia acidoclinata Lange-Bertalot NACD 2
Navicula catalanogermanica Lange-Bertalot & Hofmann NCAT 2
Navicula cryptocephala Kützing NCRY 2
Sellaphora atomoides SEAT 2
Cocconeis pediculus Ehrenberg CPED 1
Halamphora montana (Krasske) Levkov HLMO 1
Nitzschia amphibia Grunow f.amphibia NAMP 1
Nitzschia bulnheimiana (Rabenhorst) H.L.Smith NIBU 1
Nitzschia palea (Kützing) W.Smith var. palea NPAL 1
Navicula veneta Kützing NVEN 1
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 1
Surirella lacrimula English SLAC 1
Sellaphora nigri SNIG 1