
Planktonic algae were collected from eight different temple tanks of Kancheepuram district and studied thoroughly. Taxa belonging to Cyanophyceae, Chlorophyceae, Chrysophyceae, Cryptophyceae, Euglenophyceae and Dinophyceae were examined. A total number of 78 taxa were identified and their descriptions are given, of these 10 belong to the class Cyanophyceae, 42 to Chlorophyceae, one each to Chrysophyceae and Cryptophyceae, 22 to Euglenophyceae and 2 to the Dinophyceae. Of the 78 taxa investigated, a total number of 39 taxa are found to be new reports to Tamil Nadu.