Skip to Main Content

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 .

Search the Diatom Image Database

View a list of all species

You can also click on one of labeled areas on the map to browse by location.
Map of south Florida Loxahatchee (LOX) WCA 2A WCA 3A Biscayne Bay Shark River Slough (SRS) Taylor Slough (TS) Florida Bay Everglades National Park (ENP) Everglades National Park (ENP)

Sellaphora stroemii

Lange Bertalot H. & D. Metzeltin (1996):"Indicators of oligotrophy", pg.284, Taf.83, fig.14-16; Krammer K. & Lange-Bertalot H. (1997): "Susswaserflora von Mitteleuropa", Vol.2, pg.194, Fig.69:1-10; Simonsen R. (1987):"Atlas and Catalogue of diatom types of Fridrich Hustedt", Vol.II, Pl. 211, fig.9-16; Steindorf A. & Lange-Bertalot H. (1995):"Neukaledonien. Diatomeenflora einer Tropeninsel", Taf.54:8-12;
Navicula subbacillum (Hustedt 1937), Navicula vasta (Hustedt 1937), Navicula rivularis (Hustedt 1942), Navicula subcontenta (Krieger 1944 non Hustedt), Navicula ventraloides (Hustedt 1945), Navicula aggerica (Reichard 1982), Navicula stroemii (Krammer & Lange-Bertalot 1997)
Ecological Preference:
Valve is linear with slightly convex margins and broadly rounded apices; filiform raphe runs in a narrow axial area, leading to a variable central area (sometimes lanceolate); striae are radial; length is 7.8-24µ, breadth is 3.2-5.1µm; striae count is 23-28 in 10µm
  • Southeast Florida Coastal Mangroves
  • Florida Bay Paleo Project
  • Transect Project

  • Sample localities:
  • Everglades National Park (ENP)