Research Letter

The Diatom Anorthoneis dulcis Hein from Southern Brazil: Morphology and Ecology

Table 1

Samples where A. dulcis was recorded alongside Lagoa dos Patos lagoon Western margin with its respective collecting date, electric conductivity, and pH.

Location nameDateConductivity (μS/cm)pH

Barra do Ribeiro (30°1811″S–51°1707″W)August 20046006.7
Arambaré (30°5552″S–51°3014″W)August 20042206.5
São Lourenço do Sul (31°2148″S–51°5740″W)March 200415008.0
São Lourenço do Sul (31°2148″S–51°5740″W)August 20042206.5
Spit of Feitoria/Lagoa Pequena mouth (31°4036″S–52°0152″W)April 2004
São Lourenço do Sul (31°2148″S–51°5740″W)March 200510906.2