Welcome to the Diatom Image Database! The Periphyton Group at Florida International University created and maintains the Diatom Image Database, which includes over 980 diatom taxa found in the greater Everglades region of south Florida. Please send questions or comments about the Diatom Image Database to Franco Tobias .
You can also click on one of labeled areas on the map to browse by location.
Krammer, K. and Lange-Bertalot, H. (1991). Baccilariophyceae: Naviculaceae. in: Süßwasserflora von Mitteleuropa (H. Ettl, J. Gerloff, H. Heynig & D. Mollenhauer, eds), 2(1), pp. 111; 510-511 [fig.35:9-10]
Valve is narrowly linear-lanceolate with bluntly rounded apices; raphe is filiform with simple central endings; axial area is very narrow, central area is indistinct; finely structured striae are slightly radial, becoming parallel towards the ends; length is 7-17(20)µm, breadth is 2-3(4.5)µm; striae count is 17-20 in 10µm