1. Badoni K, Nautiyal R, Bhatt JP, Kishor B, Nautiyal P (1997) Variations in epilithic diatom community structure due to river valley projects on the Ganga between Rishikesh and Hardwar. Proc Indian National Sci Acad 63:527–540
2. Bartwal T, Sharma N, Nautiyal P, (2020) Bioassessment of hydropower impacted Alaknanda River: applicability of diatom based indices and ecological values. In: Joshi PC (ed) Researches in Toxicology and Pollution, M/S Today & Tomorrow’s Printers and Publishers, New Delhi, pp 191–198
3. Borja A, Bricker SB, Dauer DM, Demetriadis NT, Ferreira JG, Forbes AT, Hutchings P, Jia X, Kenchington R, Marques JC, Zhu C (2008) Overview of integrative tools and methods in assessing ecological integrity in estuarine and coastal systems worldwide. Mar Pollut Bull 56:1519–1537. https://doi.org/10.1016/j.marpolbul.2008.07.005
4. Cantonati M, Corradini G, Juttner I, Cox EJ (2001) Diatom assemblages in high mountain streams of the Alps and the Himalaya. Nova Hedwig Beih 123:37–62
5. CEMAGERF (1982) Etude des méthodes biologiques d'appréciation quantitative de la qualité des eaux. Division Quality des Eaux, Lyon, Agence de Bassin Rhône-Méditeranée-Corse, pp 218