References
- Adhena, K., Estifanos, S., Hagos, M., & Abrha, B. (2020). Physicochemical characterization of stream water in maichew area, southern Tigray, Ethiopia. GSJ 8(3).
- Aisha, K. & Shameel, M. (1995). Some freshwater green algae near Balochistan coast of Pakistan. Pakistan Journal of Botany 27: 41–48.
- Alam, M.M., Kudrat-E-Zahan, M., Rahman, M.H. & Zahid, A.M. (2020). Water Quality Assessment of Shitalakhya River. Asian Journal of Fisheries and Aquatic Research 9–20.
- Al-Badaii, F., Shuhaimi-Othman, M. & Gasim, M.B. (2013). Water quality assessment of the Semenyih river, Selangor, Malaysia. Journal of Chemistry. DOI: 10.1155/2013/871056.
- Ali, Z., Ahmad, S.S., Akhtar, M., Khan, M.A., & Khan, M.N. (2007). Ecology and diversity of planktons in lakes of Uchalli wetlands complex, Pakistan. The Journal of Animal and Plant Sciences 17: 41–42.
- Barinova, S. (2017). Ecological mapping in application to aquatic ecosystems bioindication: Problems and methods. International Journal of Environmental Sciences & Natural Resources 3(2): 1–7.
- Barinova, S., Ali, N., Barkatullah & Sarim, F.M. (2013). Ecological adaptation to altitude of algal communities in the Swat Valley (Hindu Cush Mountains, Pakistan). Expert Opinion on Environmental Biology 2(2): 1–15.
- Barinova, S., Khuram, I., Asadullah, A.N., Jan, S. & Shin, D.H. (2016). How water quality in the Kabul River, Pakistan, can be determined with algal bio-indication. Advance Studies in Biology 8(4): 151–171.
- Becker R., Doege A., Schubert H., van de Weyer K. (2016). Bioindikation mit Characeen. In Arbeitsgruppe Characeen Deutschlands Lehrstuhl für Ökologie der UniversitätArmleuchteralgen. Springer Spektrum, Berlin, Heidelberg.
- Blaženčić, J., Stevanović, B. & Blaženčić, Ž. (2006). Distribution and ecology of charophytes recorded. Cryptogamie Algologie 27(4): 311–322.
- Blaženčić, J., Kashta, L., Vesić, A., Biberdžić V. & Stevanović, B. (2018). Charophytes (Charales) of lake Skadar/Shkodra: ecology and distribution. In The Skadar/Shkodra Lake Environment (pp: 169–202) Springer.
- Blaženčić, J., Stevanović, B., Blaženčić, Ž. & Stevanović, V. (2006). Red Data List of Charophytes in the Balkans. Biodivers Conserv. 15: 3445–3457
- Blindow, I. (1992). Decline of charophytes during eutrophication: comparison with angiosperms. Freshwater Biology 28(1): 9–14.
- Blindow, I. (2000). Distribution of charophytes along the Swedish coast in relation to salinity and eutrophication. International Review of Hydrobiology: A Journal Covering all Aspects of Limnology and Marine Biology 85(5–6): 707–717.
- Blindow, I. & Langangen, A. (1995). Lamprothamnium papulosum (Wallr.) J. Groves, a threatened charophyte in Scandinavia. Cryptogamie Algologie 16(1): 47–55.
- Bolpagni, R., Bettoni, E., Bonomi, F., Bresciani, M., Caraffini, K. et al. (2013). Charophytes of the lake Garda (Northern Italy): a preliminary assessment of diversity and distribution. Journal of Limnology 72(2): 31.
- Bornette, G. & Arens, M.F. (2002). Charophyte communities in cut-off river channels: the role of connectivity. Aquatic Botany 73(2): 149–162.
- Boszke, P. & Bociąg, K. (2008). Morphological variation of oospores in the population of Chara rudis A. Braun in a mesotrophic lake. Polish Journal of Ecology 56(1): 139–147.
- Caisova, L. & Gąbka, M. (2009). Charophytes (Characeae, Charophyta) in the Czech Republic: taxonomy, autecology and distribution. Fottea 9(1): 1–43.
- Dąmbska, I. (1964). Charophyta-stoneworts. Freshwater flora of Poland. 13.
- Domozych, D., Popper, Z.A. & Sorensen, I. (2016). Charophytes: evolutionary giants and emerging model organisms. Frontiers in Plant Science 7: 1470.
- Edler, L., & Elbrächter, M. (2010). The Utermöhl method for quantitative phytoplankton analysis. Microscopic and molecular methods for quantitative phytoplankton analysis 110: 13–20.
- Eriksson, B.K., Sandstrom, A., Isaus, M. Schreiber, H. & Karas, P. (2004). Effects of boating activities on aquatic vegetation in the Stockholm archipelago, Baltic Sea. Estuarine, Coastal and Shelf Science 61(2): 339–349.
- Faridi, M. (1955). A contribution to the Charales of west Pakistan. Biologia 1(1): 70–81.
- Faridi, M. (1956). A new species of Nitella from Pakistan. Biologia 2(1): 254–255.
- Feist, M., Liu, J. & Tafforeau, P. (2005). New insights into Paleozoic charophyte morphology and phylogeny. American Journal of Botany 92(7): 1152–1160.
- Gąbka, M., Owsianny, P.M. Burchardt, L. & Sobczyński, T. (2007). Habitat requirements of the Charetum intermediae phytocoenoses in lakes of western Poland. Biologia 62(6): 657–663.
- Government of Pakistan (1998). Population census organization statistics division government of Pakistan. Islamabad Census Publication 68: 1–25.
- Guiry, M.D. (2012). How many species of algae are there? Journal of Phycology 48(5): 1057–1063.
- Guiry, M.D. & Guiry, G.M. (2021). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 01 January 2021.
- Haas, J.N. (1994). First identification key for charophyte oospores from central Europe. European Journal of Phycology 29(4): 227–235.
- Helcom. (2013). Red List of Baltic Sea species in danger of becoming extinct. Baltic Marine Environment Protection Commission Proceedings 140: 1–106.
- Horne, A.J. & Goldman, C.R. (1994). Limnology. McGraw-Hill New York.
- IUCN. (2012): IUCN Red List Categories and Criteria: Version 3.1. Second edition. IUCN, Gland – Cambridge.
- Khuram, I., Barinova, S., Ahmad, N., Ullah, A., Din, S.U. et al. (2017). Ecological assessment of water quality in the Kabul River, Pakistan, using statistical methods. Oceanological and Hydrobiological Studies 46(2): 140–153.
- Khuram, I., Muhammad, Z., Ahmad, N., Ullah, R. & Barinova, S. (2019). Green and charophyte algae in bioindication of water quality of the shah alam river (District Peshawar, Pakistan). Transylvanian Review of Systematical and Ecological Research 21(1): 1–16.
- Krause, W. (1981). Characeae as an indicator species of water quality. Limnologica Jena 13(2): 399–418.
- Langangen, A. & Leghari, S. (2001). Some charophytes (Charales) from Pakistan. Studiea Botanica Hungarica 32: 63–85.
- Mursaleen, S.S., Ali, L., Ahmad, N., Kuram, I. & Barinova, S.S. (2018a). Algal communities of the Mardan River in ecological assessment of water quality in district Mardan, Pakistan. MOJ Ecology & Environmental Sciences 3(2): 82–92.
- Mursaleen, S., Shah, S.Z., Ali, L., Ahmad, N., Kuram, I. et al. (2018b). Bioindication of water quality by algal communities in the Mardan River, Pakistan. International Journal of Biology and Chemistry 11(1): 65–81.
- Noedoost, F., Riahi, H., Sheidai, M. & Ahmadi, A. (2015). Distribution of Charophytes from Iran with three new records of Characeae (Charales, Chlorophyta). Cryptogamie Algologie 36(4): 389–405.
- Pal, B.P., Kundu, B., Sandaralingagam, V. & Venkataraman, G. (1962). Charophyta. Indian Council of Agricultural Research New Delhi.
- Palamar-Mordvintseva G.M. & Tsarenko P.M. (2004). Red list of Charales of the Ukraine. Inter. J. on Algae 6(4): 305–318. DOI: 10.1615/InterJAlgae.v6.i4.10.
- Pełechata, A. & Pełechaty, M. (2010). The in-situ influence of Ceratophyllum demersum on a phytoplankton assemblage. Oceanological and Hydrobiological Studies 39(1): 95–101.
- Pełechaty, M., Pukacz, A. & Pełechata, A. (2004). Diversity of micro-and macrophyte communities in the context of the habitat conditions of a meromictic lake on Lubuskie Lakeland. Limnological Review 4: 209–214.
- Prescott, G.W. (1962). Algae of the Western Great Lakes Area. Wm. C. Brown Co., Dubuque, Iowa.
- Pukacz, A. & Pełechaty, M. (2013). Spatial structure of vegetation in a small charophyte dominated lake. Biodiversity Research and Conservation 29(1): 97–104.
- Romanov, R. (2009). Charophytes (Charales: Streptophyta) of the south of the west Siberian Plain. Rastitelnyi mir Aziatskoi Rossii 1: 19–30.
- Romanov, R. & Kipriyanova, L. (2010). Charophyte species diversity and distribution on the south of the west-Siberian Plain. Charophytes 2(2): 72–86.
- Romanov, R. & Barinova, S. (2012). The charophytes of Israel: historical and contemporary species richness, distribution, and ecology. Biodiversity Research and Conservation 25(1): 67–74.
- Sarim, F. (1991). Further notes on the Charales of Pakistan. Pakistan Journal of Scientific and Industrial Research 34(9): 348–351.
- Sarim, F. & Ayaz, M. (2000). Genes Chara from Malakand Division, NWFP, Pakistan. Pak. J. Pl. Sci. 6(1): 1–7.
- Shepherd, V., Beilby, M. & Heslop, D. (1999). Ecophysiology of the hypotonic response in the salt-tolerant charophyte alga Lamprothamnium papulosum. Plant, Cell & Environment 22(4): 333–346.
- Sviridenko, B.F. & Sviridenko, T.V. (2003). Distribution and ecology and charophyta in the northern Kazakhstan. Acta Micropalaeontologica Sinica 21(1): 139–146.
- Ter Braak, C.J. & Šmilauer, P. (2002). CANOCO reference manual and CanoDraw for Windows user's guide: software for canonical community ordination (version 4.5). Microcomputer Power Press, Ithaca NY, USA.
- Torn, K., Kovtun-Kante, A. Herkul, K. Martin, G. & Maemets, H. (2015). Distribution and predictive occurrence model of charophytes in Estonian waters. Aquatic Botany 120: 142–149.
- Torn, K., Martin, G. Kukk, H. & Trei, T. (2004). Distribution of charophyte species in Estonian coastal water (NE Baltic Sea). Scientia Marina 68(1): 129–136.
- Urbaniak, J. & Gąbka, M. (2014). Polish Charophytes: an illustrated guide to identification. Wydawnictwo Uniwersytetu Przyrodniczego.
- Vesić, A., Blaženčić, J. & Šinžar-Sekulić, J. (2016). Ecological preferences of charophytes in Serbia in relation to habitat type and other aquatic macrophytes. Plant Biosystems-An International Journal Dealing with all Aspects of Plant Biology 150(3): 490–500.
- Wade, P. (1990). The colonisation of disturbed freshwater habitats by Characeae. Folia Geobotanica et Phytotaxonomica 25(3): 275–278.
- Wetzel, R.G. (1983). Limnology. Saunders College Publishing, Philadelphia, PA.
- Wood, R.D. & Imahori, K. (1959). Geographical distribution of Characeae. Bulletin of the Torrey Botanical Club 86(3): 172–183.
- Wood, R.D. & Imahori, K. (1964). A revision of the Characeae: Monograph of the Characeae. Volume I. Cramer.
- Wood, R.D. & Imahori, K. (1965). A Revision of the Characeae: Monograph of the Characeae. Volume II. Cramer.