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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)

Amphora sp. L22


Description:
Valves semi-lanceolate with protracted rostrate ends. Dorsal margin convex; ventral margin slightly convex at the centre. Raphe branches straight, external and distal raphe endings deflected dorsally. Conopeum expanded, visible under LM as a longitudinal line running along the axial area. Axial area very narrow, widened on the ventral side towards the centre; central area small, bounded on the ventral side by the striae. Dorsal striae slightly radiate, ventral striae dash-like, not interrupted at the centre.
Length:
9.7 - 13.9 µm
Width:
2.4 - 3.4 µm
Strd:
40
Strv:
ca. 48
Projects:
  • Southeast Florida Coastal Mangroves
  • Florida Bay Paleo Project


    • Sample localities:
  • Florida Bay