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Diatom Image Database

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 brasiliana

Navicula brasiliana


Authority:
(Cleve) Cleve
Year:
1894
References:
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. 166; 544-545 [fig.52:2]
Synonyms:
Cymbella brasiliana Cleve 1881
Description:
Valve is lanceolate to linear-lanceolate, sometimes weakly bent ("cymbelloid-shaped"), with weakly pointed to blunt ends; raphe is lateral; axial area is linear-lanceolate, widening to an elliptical central area; clearly punctate striae are radial, less dense and further apart in the valve center, becoming suddenly convergent at the ends; length is 35-75µm, breadth is 9-18µm; striae count is 18-20 in 10µm (20-30 punctae in 10µm)
Projects:
  • Transect Project


    • Sample localities:
  • Water Conservation Area 2A (WCA 2A)