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Stable Isotope Ecology

  1. Jason Newton

Published Online: 15 JAN 2010

DOI: 10.1002/9780470015902.a0021231



How to Cite

Newton, J. 2010. Stable Isotope Ecology. eLS. .

Author Information

  1. Scottish Universities Environmental Research Centre, NERC Life Sciences Mass Spectrometry Facility, East Kilbride, UK

Publication History

  1. Published Online: 15 JAN 2010

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Figure 1. Schematic food web in which Δ15N (and Δ13C) represent the trophic enrichment factor. See text for further explanation.

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Figure 2. Hypothetical diet switch experiment. The animal is fed a C3 plant-based diet for some time, then switched to a C4 plant-based diet at time=0. Analysis of tissue for δ13C is carried out every 10 days. The time for complete carbon turnover is in excess of 100 days.