Anderson, M.J., Gorley, R.N. and Clarke, K.R. (2008) PERMANOVA+ for PRIMER: guide to software and statistical methods. Plymouth: PRIMER-E Ltd.
APHA (American Public Health Association) (1992) Standard methods for examination of water and wastewater. 17th edition. Washington, DC: APHA.
Beaver, J.R. and Crisman, T.L. (1982) The trophic response of ciliated protozoans in freshwater lakes. Limnology and Oceanography 27, 246–253.
Beaver, J.R. and Crisman, T.L. (1989) Analysis of the community structure of planktonic ciliated protozoa relative to trophic state in Florida lakes. Hydrobiologia 174, 177–184.
Cairns, J. Jr, Lanza, G.R. and Parker, B.C. (1972) Pollution related to structural and functional changes in aquatic communities with emphasis on freshwater algae and protozoa. Proceedings of the Academy of Natural Sciences, Philadelphia 124, 79–127.
Clarke, K.R. and Gorley, R.N. (2006) PRIMER 6 user manual/tutorial. Plymouth: PRIMER-E Ltd.
Connell, J.H. (1978) Diversity in tropical rain forests and coral reefs. Science 199, 1320–1310.
Coppellotti, O. and Matarazzo, P. (2000) Ciliate colonization of artificial substrates in the Lagoon of Venice. Journal of the Marine Biological Association of the United Kingdom 80, 419–427.
Corliss, J.O. (2002) Biodiversity and biocomplexity of the protists and an overview of their significant roles in maintenance of our biosphere. Acta Protozoologica 41, 199–219.
Finlay, B.J. and Esteban, G.F. (1998) Freshwater protozoa: biodiversity and ecological function. Biological Conservation 7, 1163–1186.
Huston, M. (1979) A general hypothesis of species diversity. American Naturalist 113, 81–101.
Ismael, A.A. and Dorgham, M.M. (2003) Ecological indices as a tool for assessing pollution in El-Dekhaila Harbour (Alexandria, Egypt). Oceanologia 45, 121–131.
Jiang, J., Wu, S. and Shen, Y. (2007) Effects of seasonal succession and water pollution on the protozoan community structure in an eutrophic lake. Chemosphere 66, 523–532
Jiang, Y., Xu, H., Hu, X., Zhu, M., Al-Rasheid, K.A.S. and Warren, A. (2011a) An approach to analyzing spatial patterns of planktonic ciliate communities for monitoring water quality in Jiaozhou Bay, northern China. Marine Pollution Bulletin 62, 227–235.
Jiang, Y., Xu, H., Al-Rasheid, K.A.S., Warren, A. and Song, W. (2011b) Planktonic ciliate communities in a semi-enclosed bay of Yellow Sea, northern China. Journal of the Marine Biological Association of the United Kingdom 91, 97–105.
Magurran, A.E. (1991) Ecological diversity and its measurement. London: Chapman and Hall.
Montagnes, D.J.S. and Humphrey, E. (1998) A decription of occurrence and morphology of a new species of red-water forming Strombidium (Spirotrichea, Oligotrichia). Journal of Eukaryotic Microbiology 45, 502–506.
Putt, M. and Stoecker, D.K. (1989) An experimentally determined carbon:volume ratio for marine ‘oligotrichous' ciliates from estuarine and coastal waters. Limnology and Oceanography 34, 1097–1103.
Song, W., Warren, A. and Hu, X. (2009) Free-living ciliates in the Bohai and Yellow Seas, China. Beijing: Science Press.
Stoecker, D.K., Sieracki, M.E., Verity, P.G., Michaels, A.E., Haugen, E., Burkill, P.H. and Edwards, E.S. (1994) Nanoplankton and protozoan microzooplankton during the JGOFS North Atlantic Bloom Experiment: 1989 and 1990. Journal of the Marine Biological Association of the United Kingdom 74, 427–443.
Tan, X., Shi, X., Liu, G., Xu, H. and Nie, P. (2010) An approach to analyzing taxonomic patterns of protozoan communities for monitoring water quality in Songhua River, northeast China. Hydrobiologia 638, 193–201.
Winberg, G.G. (1971) Methods for the estimation of production of aquatic animals. New York: Academic Press.
Xu, H., Zhang, W., Jiang, Y., Zhu, M., Al-Rasheid, K.A.S., Warren, A. and Song, W. (2011a) An approach to determining the sampling effort for analyzing biofilm-dwelling ciliate colonization using an artificial substratum in coastal waters. Biofouling 27, 357–366.
Xu, H., Zhang, W., Jiang, Y., Min, G.S. and Choi, J.K. (2011b) An approach to identifying potential surrogates of periphytic ciliate communities for monitoring water quality of coastal waters. Ecological Indicators 11, 1228–1234.
Xu, H., Jiang, Y., Zhang, W., Zhu, M. and Al-Rasheid, K.A.S. (2011c) An approach to determining potential surrogates for analyzing ecological patterns of planktonic ciliate communities in marine ecosystems. Environmental Science and Pollution Research 18, 1433–1441.
Xu, H., Jiang, Y., Al-Rasheid, K.S.A., Al-Farraj, A. and Song, W. (2011d) Application of an indicator based on ciliated protozoan assemblages for marine environmental assessment. Environmental Science and Pollution Research 18, 1213–1221.