Navicula tenelloides has subrostrate valve apices and denser striae.
Navicula salinicola has a smaller central area and more elliptic valves.
Navicula bjoernoeyaensis has subrostrate valve apices, a higher stria density, and a smaller central area.
Navicula vekhovii has more elliptic valves and coarser striae.
Navicula vilaplanii has more lanceolate valves.