Nordøy, Erling Sverre; Lager, Anne Regine; Schots, Pauke C. (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-11-29)
The aim of this study was to monitor seasonal changes in stable isotopes of pool freshwater and harp seal (Phoca groenlandica) body water, and to study whether these potential seasonal changes might bias results obtained using the doubly labelled water (DLW) method when measuring energy expenditure in animals with access to freshwater. Seasonal changes in the background levels of deuterium and ...