TaxonCodeEffectif
Nitzschia soratensis Morales & Vis NSTS 61
Navicula gregaria Donkin NGRE 43
Cocconeis lineata Ehrenberg CLNT 36
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 28
Navicula tripunctata (O.F.Müller) Bory NTPT 24
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 21
Navicula cryptotenella Lange-Bertalot NCTE 16
Navicula sancti-naumii Levkov et Metzeltin NSNM 14
Achnanthidium rivulare Potapova &Ponader ADRI 11
Achnanthidium subatomus (Hustedt) Lange-Bertalot ADSU 11
Geissleria acceptata (Hust.) Lange-Bertalot & Metzeltin GACC 9
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 8
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 8
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 7
Achnanthidium hoffmannii Van de Vijver, Ector, Mertens & Jarlman AHOF 6
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 6
Meridion circulare (Greville) C.A.Agardh var. circulare MCIR 6
Amphora pediculus (Kützing) Grunow APED 5
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 5
GOMPHONEMA C.G. Ehrenberg GOMP 5
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 5
Navicula lanceolata (Agardh) Ehrenberg NLAN 5
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 4
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 4
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 4
Hannaea arcus (Ehr.)Patrick HARC 4
NAVICULA J.B.M. Bory de St. Vincent NAVI 4
Navicula rhynchocephala Kützing NRHY 4
Nitzschia costei Tudesque, Rimet & Ector NYCO 4
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 3
Diadesmis perpusilla (Grunow) D.G. Mann in Round & al. DPER 3
Gomphonema calcifugum Lange-Bertalot & Reichardt GCLF 3
Rossithidium petersenii (Hustedt) Round & Bukhtiyarova RPET 3
Aulacoseira ambigua (Grunow) Simonsen AAMB 2
Adlafia lange-bertalotii Monnier et Ector ALBL 2
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 2
Nitzschia amphibia Grunow f.amphibia NAMP 2
Navicula cryptocephala Kützing NCRY 2
Staurosira binodis Lange-Bertalot in Hofmann Werum & Lange-Bertalot SBND 2
Sellaphora nigri SNIG 2
Achnanthidium lineare W.Smith ACLI 1
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 1
ENCYONEMA F.T. Kützing ENCY 1
Eunotia tenella (Grunow in Van Heurck) Hustedt in Schmidt & al ETEN 1
Melosira varians Agardh MVAR 1
Navicula antonii Lange-Bertalot NANT 1
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 1
Sellaphora atomoides SEAT 1