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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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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)

Nitzschia amphibia rostrata

Nitzschia amphibia  rostrata

Krammer, K. and Lange-Bertalot, H. (1991). Bacillariophyceae: Bacillariaceae, Epithemiaceae, Surirellaceae. In: Süßwasserflora von Mitteleuropa (H. Ettl, J. Gerloff, H. Heynig & D. Mollenhauer, eds), 2(2), pp. 108; 372-373 [t.78:22-23]
Nitzschia amphibia var. acutiuscula Grun. in Cl. & Grun. 1880; Nitzschia amphibia f. rostrata Hust. 1959
Valve features and dimensions are as in Nitzschia amphibia, except for the more rhombic-lanceolate valve shape and sharply protracted, rostrate ends
  • Dosing Project
  • Transect Project

  • Sample localities:
  • Shark River Slough (SRS)