Tharme, R. E. A global perspective on environmental flow assessment: emerging trends in the development and application of environmental flow methodologies for rivers. River Res. Appl. 19(5–6), 397–441 (2003).
Finn, M. A., Boulton, A. J. & Chessman, B. C. Ecological responses to artificial drought in two Australian rivers with differing water extraction. Fund. Appl. Limnol. 175(3), 231–248 (2009).
Dewson, Z. S., James, A. B. & Death, R. G. A review of the consequences of decreased flow for instream habitat and macroinvertebrates. J. N. Am. Benthol. Soc. 26(3), 401–415 (2007).
Poff, N. L. & Zimmerman, J. K. Ecological responses to altered flow regimes: a literature review to inform the science and management of environmental flows. Freshwater Biol. 55(1), 194–205 (2010).
Gillespie, B. R., Desmet, S., Kay, P., Tillotson, M. R. & Brown, L. E. A critical analysis of regulated river ecosystem responses to managed environmental flows from reservoirs. Freshwater Biol. 60(2), 410–425 (2015).
GOSL. CEB statistical digest, Ceylon electricity Board, Colombo, Sri Lanka (2012).
Richter, B. D., Baumgartner, J. V., Wigington, R. & Braun, D. P. How much water does a river need?. Freshwater Biol. 37, 231–249 (1997).
Dudgeon, D. Effects of water transfer on aquatic insects in a stream in Hong Kong. Regul. River 7, 369–377 (1992).
Petts, G. E. & Bickerton, M. A. Influence of water abstraction on the macroinvertebrate community gradient within a glacial stream: La Borgne d’Arolla, Valais Switzerland. Freshwater Biol. 32, 375–386 (1994).
Rader, R. B. & Belish, T. A. Influence of mild to severe flow alterations on invertebrates in three mountain streams. Regul. River 15, 353–363 (1999).
Dunbar, M. J. et al. River discharge and local-scale physical habitat influence macroinvertebrate LIFE scores. Freshwater Biol. 55(1), 226–242 (2010).
Schneider, S. C. & Petrin, Z. Effects of flow regime on benthic algae and macroinvertebrates: a comparison between regulated and unregulated rivers. Sci. Total Environ. 579, 1059–1072 (2017).
Olden, J. D. & Naiman, R. J. Incorporating thermal regimes into environmental flows assessments: modifying dam operations to restore freshwater ecosystem integrity. Freshwater Biol. 55(1), 86–107 (2010).
Mueller, M., Pander, J. & Geist, J. The effects of weirs on structural stream habitat and biological communities. J. Appl. Ecol. 48(6), 1450–1461 (2011).
Holt, C. R., Pfitzer, D., Scalley, C., Caldwell, B. A. & Batzer, D. P. Macroinvertebrate community responses to annual flow variation from river regulation: an 11-year study. River Res. Appl. 31(7), 798–807 (2015).
Krajenbrink, H. J. et al. Macroinvertebrate community responses to river impoundment at multiple spatial scales. Sci. Total Environ. 650, 2648–2656 (2019).
Mbaka, J. G. & Wanjiru Mwaniki, M. A global review of the downstream effects of small impoundments on stream habitat conditions and macroinvertebrates. Environ. Rev. 23(3), 257–262 (2015).
Anderson, D., Moggridge, H., Warren, P. & Shucksmith, J. The impacts of ‘run-of-river’hydropower on the physical and ecological condition of rivers. Water Environ. J. 29(2), 268–276 (2015).
Bilotta, G. S., Burnside, N. G., Turley, M. D., Gray, J. C. & Orr, H. G. The effects of run-of-river hydroelectric power schemes on invertebrate community composition in temperate streams and rivers. Plos One 12(2), e0171634 (2017).
Gabbud, C., Robinson, C. T. & Lane, S. N. Summer is in winter: Disturbance-driven shifts in macroinvertebrate communities following hydroelectric power exploitation. Sci. Total Environ. 650, 2164–2180 (2019).
Quadroni, S., Crosa, G., Gentili, G. & Espa, P. Response of stream benthic macroinvertebrates to current water management in Alpine catchments massively developed for hydropower. Sci. Total Environ. 609, 484–496 (2017).
Rosero-López, D., Knighton, J., Lloret, P. & Encalada, A. C. Invertebrate response to impacts of water diversion and flow regulation in high-altitude tropical streams. River Res. Appl. 36(2), 223–233 (2019).
Ogbeibu, A. E. & Oribhabor, B. J. Ecological impact of river impoundment using benthic macro-invertebrates as indicators. Water Res. 36(10), 2427–2436 (2002).
Álvarez-Cabria, M., Barquín, J. & Juanes, J. A. Spatial and seasonal variability of macroinvertebrate metrics: Do macroinvertebrate communities track river health?. Ecol. Indic. 10(2), 370–379 (2010).
Hart, D. D. & Finelli, C. M. Physical-biological coupling in streams: the pervasive effects of flow on benthic organisms. Annu. Rev. Ecol. Syst. 30, 363–395 (1999).
Wills, T. C., Baker, E. A., Nuhfer, A. J. & Zorn, T. G. Response of the benthic macroinvertebrate community in a northern Michigan stream to reduced summer stream flows. River Res. Appl. 22(7), 819–836 (2006).
James, A. B. W., Dewson, Z. S. & Death, R. G. The influence of flow reduction on macroinvertebrate drift density and distance in three New Zealand streams. J. N. Am. Benthol. Soc. 28, 220–232 (2009).
Richter, B. D., Baumgartner, J. V., Braun, D. P. & Powell, J. A spatial assessment of hydrologic alteration within a river network. Regul. River 14(4), 329–340 (1998).
Shieh, C. L., Guh, Y. R. & Wang, S. Q. The application of range of variability approach to the assessment of a check dam on riverine habitat alteration. Environ. Geol. 52, 427–435 (2007).
Yang, P., Yin, X.-A., Yang, Z.-F. & Tang, J. A revised range of variability approach considering the periodicity of hydrological indicators. Hydrol. Process. 28, 6222–6235 (2014).
Yu, C., Yin, X. & Yang, Z. A revised range of variability approach for the comprehensive assessment of the alteration of flow regime. Ecol. Eng. 96, 200–207 (2016).
Ge, J., Peng, W., Huang, W., Qu, X. & Singh, S. K. Quantitative assessment of flow regime alteration using a revised range of variability methods. Water 10, 597 (2018).
Timpe, K. & Kaplan, D. The changing hydrology of a dammed Amazon. Science Advances 3(11), e1700611 (2017).
Smakhtin, V. U. & Weragala, N. An assessment of hydrology and environmental flows in the Walawe river basin, Sri Lanka. Working Paper 103. International Water Management Institute (IWMI), Colombo, Sri Lanka (2005).
Mood, A. M., Graybill, F. A. & Boes, P. D. C. Introduction to the Theory of Statistics Vol. 3 (McGraw-Hill, New York, 2005).
Zhang, Q., Xu, C. Y., Chen, Y. D. & Yang, T. Spatial assessment of hydrologic alteration across the Pearl River Delta, China, and possible underlying causes. Hydrol. Process. 23(11), 1565–1574 (2009).
Lee, A., Cho, S., Kang, D. K. & Kim, S. Analysis of the effect of climate change on the Nakdong river stream flow using indicators of hydrological alteration. J. Hydro Environ. Res. 8(3), 234–247 (2014).
Stefanidis, K., Panagopoulos, Y., Psomas, A. & Mimikou, M. Assessment of the natural flow regime in a Mediterranean river impacted from irrigated agriculture. Sci. Total Environ. 573, 1492–1502 (2016).
Assahira, C. et al. Tree mortality of a flood-adapted species in response of hydrographic changes caused by an Amazonian river dam. Forest Ecol. Manag. 396, 113–123 (2017).
Ali, R., Kuriqi, A., Abubaker, S. & Kisi, O. Hydrologic alteration at the upper and middle part of the yangtze river, China: towards sustainable water resource management under increasing water exploitation. Sustainability 11(19), 5176 (2019).
Carlisle, D. M., Falcone, J., Wolock, D. M., Meador, M. R. & Norris, R. H. Predicting the natural flow regime: models for assessing hydrological alteration in streams. River Res. Appl. 26(2), 118–136 (2010).
Maynard, C. M. & Lane, S. N. Reservoir compensation releases: Impact on the macroinvertebrate community of the Derwent River, Northumberland, UK—a longitudinal study. River Res. Appl. 28(6), 692–702 (2012).
Salmaso, F. et al. Benthic macroinvertebrates response to water management in a lowland river: effects of hydro-power vs irrigation off-stream diversions. Environ. Monit. Assess. 190(1), 33 (2018).
Power, M. E., Sun, A., Parker, G., Dietrich, W. E. & Wootton, J. T. Hydraulic food-chain models. BioScience 45(3), 159–167 (1995).
Jayawardana, J. M. C. K., Gunawardana, W. D. T. M., Udayakumara, E. P. N. & Westbrooke, M. Land use impacts on river health of Uma Oya, Sri Lanka: implications of spatial scales. Environ. Monit. Assess. 189(4), 192 (2017).
Weliange, W. S., Leichtfried, M., Amarasinghe, U. S. & Füreder, L. Longitudinal variation of benthic macroinvertebrate communities in two contrasting tropical streams in Sri Lanka. Int. Rev. Hydrobiol. 102(3–4), 70–82 (2017).
Benzie, J. A. The colonisation mechanisms of stream benthos in a tropical river (Menik Ganga: Sri Lanka). Hydrobiologia 111(3), 171–179 (1984).
Amarathunga, A. D. & Fernando, R. W. Suspended sediment concentration and its impact on aquatic invertebrates in the Gin River, Sri Lanka. Journal of Food and Agriculture 9(1–2), 24–38 (2016).
Lancaster, J. & Downes, B. J. Aquatic entomology (OUP, Oxford, 2013).
Ramos, V., Formigo, N. & Maia, R. Environmental flows under the WFD implementation. Water Resour. Manag. 32(15), 5115–5149 (2018).
Rosero-López, D. et al. Streamlined eco-engineering approach helps define environmental flows for tropical Andean headwaters. Freshwater Biol. 64(7), 1315–1325 (2019).
Warfe, D. M., Hardie, S. A., Uytendaal, A. R., Bobbi, C. J. & Barmuta, L. A. The ecology of rivers with contrasting flow regimes: identifying indicators for setting environmental flows. Freshwater Biol. 59(10), 2064–2080 (2014).
Wu, M., Chen, A., Zhang, X. & McClain, M. E. A comment on Chinese policies to avoid negative impacts on river ecosystems by hydropower projects. Water 12(3), 869 (2020).
Chandrapala, L. Long term trends of rainfall and temperature in Sri Lanka. In Climate Variability and Agriculture (eds Abrol, Y. P. et al.) (Narosa Publishing House, New Delhi, 1996).
Halwatura, D. & Najim, M. M. M. Application of the HEC-HMS model for runoff simulation in a tropical catchment. Environ. Modell. Softw. 46, 155–162 (2013).
USEPA (US ENVIRONMENTAL PROTECTION AGENCY). Field and laboratory methods for macroinvertebrate and habitat assessment of low gradient, non-tidal streams. Mid-Atlantic Coastal Streams (MACS) Workgroup, Environmental Services Division, Region 3, USEPA, Wheeling, West Virginia, USA (1997).
Turner, A. M. & Trexler, J. C. Sampling aquatic invertebrates from marshes: evaluating the options. J. N. Am. Benthol. Soc. 16(3), 694–709 (1997).
Mendis, A. S. & Fernando, C. H. A guide to the fresh water fauna of Ceylon (Sri Lanka) (Weerawardhena S. R. and Fernando C. H., eds), Gestetner, Sri Lanka, 42-126 pp. (1962).
Starmühlner, F. Result of the Australian: ceylonese hydrological mission, Part xvii: The freshwater Gastropods of Ceylon. Bull. Fish. Res. St. Sri Lanka (Ceylon) 25(1), 97–181 (1974).
APHA. Standard Methods for Examinations of Water and Wastewater, 21st ed. APHA, AWWA and WEF DC, Washington (2005).
Clarke, K. R. & Warwick, R. M. Change in Marine Communities: An Approach to Statistical Analysis and Interpretation Vol. 2 (PRIMER-E Ltd, Plymouth, 2001).
Clarke, K. R. Non-parametric multivariate analysis of changes in community structure. Australian Journal of Ecology 18, 117–143 (1993).
Anderson, M. J., Gorley, R. N. & Clarke, K. R. PERMANOVA+ for PRIMER: Guide to Software and Statistical Methods PRIMER-E (Plymouth, UK, 2008).
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