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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 americana


Authority:
Wachnicka & Gaiser
Year:
2004
Ecological Preference:
Brackish-Fresh
Description:
Valves linear–lanceolate, with truncate ends. Dorsal margin convex, ventral margin straight. Raphe branches straight, terminal fissures bent dorsally, central fissures deflected dorsally. Conopeum warped up far from the valve face and with abruptly trimmed ends. Axial area very narrow, linear; central area very small. Transapical striae on both sides biseriate. Dorsal striae parallel at the center, becoming radiate towards the ends. Ventral striae very short, not resolvable under LM.
Notes:
Commonly found in dwarf coastal mangroves located along the Biscayne Bay coast from sites with salinity between 15 - 20ppt and water depth < 0.3m.
Projects:
  • Southeast Florida Coastal Mangroves


    • Sample localities:
  • Coastal Mangroves