TaxonCodeEffectif
Cocconeis lineata Ehrenberg CLNT 78
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 41
Nitzschia soratensis Morales & Vis NSTS 39
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 26
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 19
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 17
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 17
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 16
Navicula gregaria Donkin NGRE 13
Navicula cryptotenella Lange-Bertalot NCTE 12
Achnanthidium rivulare Potapova &Ponader ADRI 10
Fragilaria vaucheriae (Kützing) Petersen FVAU 10
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 10
Sellaphora atomoides SEAT 8
Fragilaria pararumpens Lange-Bertalot, Hofmann & Werum in Hofmann & al. FPRU 7
Nitzschia fonticola Grunow in Van Heurck NFON 7
Navicula lanceolata (Agardh) Ehrenberg NLAN 7
Nitzschia costei Tudesque, Rimet & Ector NYCO 7
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 6
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 6
Nitzschia palea (Kützing) W.Smith var.debilis(Kützing)Grunow in Cl. & Grun NPAD 6
Nitzschia paleacea (Grunow) Grunow in van Heurck NPAE 5
Amphora pediculus (Kützing) Grunow APED 4
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 4
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 4
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 4
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 4
Sellaphora nigri SNIG 4
Meridion circulare (Greville) C.A.Agardh var. circulare MCIR 3
Achnanthidium subhudsonis (Hustedt) H. Kobayasi ADSH 2
Achnanthidium hoffmannii Van de Vijver, Ector, Mertens & Jarlman AHOF 2
Gomphonema tergestinum (Grunow in Van Heurck) Schmidt in Schmidt & al. GTER 2
Nitzschia bulnheimiana (Rabenhorst) H.L.Smith NIBU 2
Surirella lacrimula English SLAC 2
Achnanthidium kranzii (Lange-Bertalot) Round & Bukhtiyarova ADKR 1
Amphora indistincta Levkov AMID 1
Diatoma mesodon (Ehrenberg) Kützing DMES 1
Nitzschia palea (Kützing) W.Smith var. palea NPAL 1
Prestauroneis protracta PPTA 1