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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 periphytoniana


Authority:
Wachnicka & Gaiser
Year:
2004
Ecological Preference:
Brackish
Description:
Valves semi-lanceolate with protracted capitate ends. Dorsal margin convex, ventral margin straight to slightly concave. Raphe branches straight, proximal and distal ends deflected dorsally. Axial area very narrow, central area transversely expanded and visible as transapical hyaline fascia, rectangular, reaching the dorsal margin. Dorsal striae very dense, but resolvable under LM. Ventral striae not resolvable under LM.
Notes:
Common in coastal mangroves near the Biscayne Bay coast in shallow water (<0.3m) with salinity ranging between 15 - 20ppt.
Length:
20.9 - 23.8 µm
Width:
4.1 - 4.8 µm
Strd:
28 - 29
Strv:
n/a
Projects:
  • Southeast Florida Coastal Mangroves


    • Sample localities:
  • Coastal Mangroves