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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 .

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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)

Navicula densilineolata

Navicula densilineolata

(Lange-Bertalot) Lange-Bertalot
Lange-Bertalot, H. (1993). 85 New Taxa and much more than 100 taxonomic clarifications supplementary to Süßwasserflora von Mitteleuropa 2(1-4). in: Bibliotheca Diatomologica 27, pp. 107-108; 256-257 [t.46:1-4]
Navicula pseudolanceolata var. densilineolata Lange-Bertalot 1985
Valve is lanceolate with rapidly tapering, pointed apices; raphe is lateral, central pore is weakly one-sided or rhombic; axial area is linear and narrow or linear-lanceolate; lineolate striae are radiate or parallel, becoming convergent; length is 30-60µm, breadth is 6-7.5µm; striae count is 10-13 in 10µm (27-30 lineolae in 10µm)
  • Transect Project

  • Sample localities:
  • Shark River Slough (SRS)