Periphyton Community Structure of the Spring-fed Foot-hill Stream Tamsa Nadi from Doon Valley, Uttarakhand, India

Abstract

The periphyton diversity of the spring-fed foothill stream Tamsa Nadi from Doon Valley, Uttarakhand, India was studied during March 2020 to February 2021. The outcome of the present study was that 29 different genera of periphyton, of which 49% belonged to Bacillariophyceae, 37% to Chlorophyceae, 9% to Myxophyceae and 5% to Copepoda class. It was found that the periphyton diversity in Tamsa River, 29 genera were observed in Upper stretch, 23 in middle stretch and 16 in lower stretch. Bacillariophyceae was the most dominant group of periphyton observed in all the seasons and from all upper, middle and lower stretch from Tamsa stream