References
- Grey, J., Jones, R. I. & Sleep, D., 2001: Seasonal changes in the importance of the source of organic matter to the diet of zooplankton in Loch Ness, as indicated by stable isotope analysis. — Limnol. Oceanogr. 46: 505–513.
- Gu, B., Schelske, C. L. & Brenner, M., 1996: Relationship between sediment and plankton isotope ratios (δ13C and δ15N) and primary productivity in Florida lakes. — Can. J. fish. Aquat. Sci. 53: 875–883.
- Lajtha, K. & Marshall, J. D., 1994: Sources of variation in the stable isotopic composition of plants. — In: Lajtha, K. & Michener, R. H. (eds): Stable Isotopes in Ecology and Environmental Science. 1–21. — Blackwell Scientific Publishers, London.
- Lancaster, J. & Waldron, S., 2001: Stable isotope values of lotic invertebrates: sources of variation, experimental design, and statistical interpretation. — Limnol. Oceanogr. 46: 723–730.
- Meili, M., Fry, B. & Kling, G. W., 1993: Fractionation of stable isotopes (13C, 15N) in the food web of a humic lake. — Verh. Internat. Verein. Limnol 25: 501–505.
- Meili, M., Kling, G. W., Fry, B., Bell, R. T. & Ahlgren, I., 1996: Sources and partitioning of organic matter in a pelagic microbial food web inferred from the isotopic composition (δ13C and δ15N) of zooplankton species. — Arch. Hydrobiol. (Spec. Issues Adv. Limnol. Aquat. Microb. Ecol.) 48: 53–61.
- Meili, M., Jonsson, A. & Jansson, M., 2000: Seasonal dynamics of plankton and stable carbon isotopes (δ13C) in a large humic lake (Örträsket, N. Sweden). — Verh. Internat. Verein. Limnol. 27: 1940–1942.
- Michener, R. H. & Schell, D. M., 1994: Stable isotope ratios as tracer in marine aquatic food webs. — In: Lajtha, K. & Michener, R. H. (eds): Stable Isotopes in Ecology and Environmental Science. Methods in Ecology: 138–157 — Blackwell Scientific Publishers, London.
- Peterson, B. J. & Fry, B., 1987: Stable isotopes in ecosystem studies. — Annu. Rev. Ecol. Syst. 18: 293–320.
- Sarvala, J., Helminen, H., Saarikari, V., Salonen, S. & Vuorio, K., 1998: Relations between planktivorous fish abundance, zooplankton and phytoplankton in three lakes of differing productivity. — Hydrobiologia 363: 81–95.
- Yoshioka, T., Wada, E. & Hayashi, H., 1994: A stable isotope study on seasonal food web dynamics in a eutrophic lake. — Ecology 75: 835–846.