Conservation biology Population dynamics Bioaccumulation Seabird Arctic Foraging behavior Phenotypic plasticity Personality Stress Stable isotopes Foraging ecology Salmonids Oxidative stress Mirounga leonina Climate change Ecophysiology Geolocation Sexual selection Blood Bio-logging Foraging behaviour Demography Animal migration Functional traits Individual quality Abundance Metabolism Ecology Migration Behavioural ecology Cold stress Global change Energetics Svalbard Conservation Monetary impacts Poisson Invasive species Biodiversity Pygoscelis adeliae Contaminants Foraging Marine predators Southern elephant seal Survival Diomedea exulans Metabolomics Insect Capture–mark–recapture Distribution Depredation Management Antarctica PFAS Trace elements Sea ice Ageing Body condition Breeding success Albatrosses Biological invasion Southern Indian Ocean Energy expenditure Southern Ocean Fish GPS Biological invasions Diving behavior Diving behaviour Diet Sea trout Rissa tridactyla Mitochondria Procellariiformes Wandering albatross Kerguelen Antarctic Accelerometry Disease ecology Fitness Tracking Reproduction Movement ecology Biologging Black-legged kittiwake Birds Thyroid hormones ACL Killer whales Mercury Fisheries InvaCost Mate choice Salmonidae Age Dispersal Salmo trutta Corticosterone Morphology Seabirds