Studying animal niches using bulk stable isotope ratios: an updated synthesis

ON Shipley, P Matich - Oecologia, 2020 - Springer
The development of the isotopic niche, an n-dimensional hypervolume (with n being the
number of isotopes) occupied by a population in delta space, has revolutionized the study of …

A practical guide on stable isotope analysis for cetacean research

CR Teixeira, GC Troina, FG Daura‐Jorge… - Marine Mammal …, 2022 - Wiley Online Library
Trophic ecology information about cetaceans is essential to understand their role in
ecosystem dynamics. Stable isotope analysis is a valuable complementary approach to …

Urea and lipid extraction treatment effects on δ15N and δ13C values in pelagic sharks

Y Li, Y Zhang, NE Hussey, X Dai - Rapid Communications in …, 2016 - Wiley Online Library
Rationale Stable isotope analysis (SIA) provides a powerful tool to investigate diverse
ecological questions for marine species, but standardized values are required for …

Diet‐tissue discrimination factors and turnover of carbon and nitrogen stable isotopes in tissues of an adult predatory coral reef fish, Plectropomus leopardus

JK Matley, AT Fisk, AJ Tobin, MR Heupel… - Rapid …, 2016 - Wiley Online Library
Rationale Stable isotope ratios (δ13C and δ15N values) provide a unique perspective into
the ecology of animals because the isotope ratio values of consumers reflect the values in …

A temporal shift in trophic diversity among a predator assemblage in a warming Arctic

DJ Yurkowski, NE Hussey… - Royal Society Open …, 2018 - royalsocietypublishing.org
Climate change is leading to northward shifts in species distributions that is altering
interspecific interactions at low-and mid-trophic levels. However, little attention has been …

Isotopic niche differs between seal and fish‐eating killer whales (Orcinus orca) in northern Norway

E Jourdain, C Andvik, R Karoliussen… - Ecology and …, 2020 - Wiley Online Library
Ecological diversity has been reported for killer whales (Orcinus orca) throughout the North
Atlantic but patterns of prey specialization have remained poorly understood. We quantify …

Spatial and temporal variation of an ice-adapted predator's feeding ecology in a changing Arctic marine ecosystem

DJ Yurkowski, SH Ferguson, CAD Semeniuk… - Oecologia, 2016 - Springer
Spatial and temporal variation can confound interpretations of relationships within and
between species in terms of diet composition, niche size, and trophic position (TP). The …

[HTML][HTML] Emerging and legacy contaminants in common minke whale from the Barents sea

C Andvik, T Haug, JL Lyche, K Borgå - Environmental Pollution, 2023 - Elsevier
Persistent organic pollutants (POPs), including brominated flame retardants (BFRs),
perfluoroalkyl substances (PFAS) and metals, can accumulate in marine mammals and be …

Latitudinal variation in ecological opportunity and intraspecific competition indicates differences in niche variability and diet specialization of Arctic marine predators

DJ Yurkowski, S Ferguson, ES Choy… - Ecology and …, 2016 - Wiley Online Library
Individual specialization (IS), where individuals within populations irrespective of age, sex,
and body size are either specialized or generalized in terms of resource use, has …

[HTML][HTML] Mercury accumulation, biomagnification, and relationships to δ13C, δ15N and δ34S of fishes and marine mammals in a coastal Arctic marine food web

DJ Yurkowski, E McCulloch, WR Ogloff… - Marine Pollution …, 2023 - Elsevier
Combining mercury and stable isotope data sets of consumers facilitates the quantification
of whether contaminant variation in predators is due to diet, habitat use and/or …