Attheya septentrionalis

Nitzschia arctica

Coscinodiscus sp.

Nitzschia brebissonnii

Nitzschia brebissonnii var borealis

Nitzschia frigida
(ubiquitous taxa)

Entomoneis kjellmannii

Nitzshia promare

Haslea vitrea

Nitzschia scabra

Navicula algida

Pauliella taeniata

Navicula sp.

Pinnularia seminflata

Navicula septentrionalis

Pleurosigma stuxbergii var rhomboides

Navicula superba

Stenoneis sp.

Navicula transitans

Stenoneis inconspicua v. baculus

Navicula pelagica

Thalassiosira hyperborea