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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)

Achnanthes sp. FT01

Achnanthes sp. FT01

Bipolar elliptic, with slightly blunt ends; bilaterally symmetrical; raphe is central, with stauros and narrow sternum present; central raphe endings straight, expanded and pore-like; striation radiate from centre outwards; a couple of very short striae are present on each side of "stauros" arm
  • Transect Project

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