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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)

Aulacoseira granulata

(Ehrenberg) Simonsen
Krammer K. & Lange-Bertalot H. (1991): "Susswaserflora von Mitteleuropa", Vol.3, pg.22,23, Taf.17:1-10;
Gallionella granulata (Ehrenberg 1843), Galionella decussata (Ehrenberg 1843), Orthosira punctata (W. Smith 1856), Melosira granulata ((Ehrenberg) Ralfs in Pritcgard 1861), Melosira lineolata (Grunow in Van Heurck 1881)
Ecological Preference:
  • Southeast Florida Coastal Mangroves
  • Florida Bay Paleo Project

  • Sample localities:
  • Florida Bay