TaxonCodeEffectif
Amphora pediculus (Kützing) Grunow APED 38
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 33
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 32
Aulacoseira ambigua (Grunow) Simonsen AAMB 30
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 27
Gomphonema bourbonense E. Reichardt et Lange-Bertalot GBOB 21
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 21
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 19
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 18
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 17
Navicula cryptocephala Kützing NCRY 17
Navicula cryptotenella Lange-Bertalot NCTE 14
Navicula trivialis Lange-Bertalot var. trivialis NTRV 10
Sellaphora nigri SNIG 10
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 9
Navicula gregaria Donkin NGRE 7
Achnanthidium subhudsonis (Hustedt) H. Kobayasi ADSH 6
Discostella pseudostelligera DPSG 6
Cocconeis placentula Ehrenberg var.lineata (Ehr.)Van Heurck CPLI 5
Nitzschia paleacea (Grunow) Grunow in van Heurck NPAE 5
Diatoma vulgaris Bory DVUL 4
Gomphonema clavatum Ehr. GCLA 4
Navicula tripunctata (O.F.Müller) Bory NTPT 4
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 3
Nitzschia fonticola Grunow in Van Heurck NFON 3
Nitzschia inconspicua Grunow NINC 3
Nitzschia palea (Kützing) W.Smith var. palea NPAL 3
Amphora ovalis (Kützing) Kützing var.ovalis AOVA 2
Aulacoseira pusilla (Meister) Tuji et Houki AUPU 2
Cymbella affinis Kützing var.affinis CAFF 2
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 2
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 2
Gyrosigma sciotense (Sullivan et Wormley) Cleve GSCI 2
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 2
NMTA 2
Nitzschia recta Hantzsch in Rabenhorst NREC 2
Nitzschia supralitorea Lange-Bertalot NZSU 2
Stephanodiscus minutulus (Kützing) Cleve & Moller STMI 2
Adlafia lange-bertalotii Monnier et Ector ALBL 1
Cymbella tumida (Brebisson)Van Heurck CTUM 1
Frustulia vulgaris (Thwaites) De Toni FVUL 1
GLOV 1
Navicula capitatoradiata Germain NCPR 1
Nitzschia frequens Hustedt NIFQ 1
Nitzschia palea (Kützing) W.Smith var.debilis(Kützing)Grunow in Cl. & Grun NPAD 1
Nitzschia soratensis Morales & Vis NSTS 1
Sellaphora pseudopupula (Krasske) Lange-Bertalot SPPU 1
Sellaphora pupula (Kützing) Mereschkowksy SPUP 1