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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)

Hantzschia vivacior

Hantzschia vivacior

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. 86-87; 374-375 [t.104:1-6]; 376-377 [t.105:1,3,4]
(?)Nitzschia vivax Hantzsch 1860; (?)Hantzschia amphioxys var. vivax (Hantzsch) Grunow in Cleve & Grunow 1880; (?)Nitzschia elongata var. minor Mayer 1917; (?)Hantzschia amphioxys var. prolongata Cleve-Euler 1952; Hantzschia amphioxys var. maior sense Hustedt (pro parte: 1959)
Frustule, valve is typical for the Hantzschia group; 6-8 fibulae in 10µm, middle two are further apart from each other than all the rest; length is (60)90-150µm, breadth is (6.5)8-11µm; striae count is 13-20 in 10µm
  • Transect Project

  • Sample localities:
  • Water Conservation Area 2A (WCA 2A)
  • Water Conservation Area 3A (WCA 3A)