Polar bear diets and arctic marine food webs: Insights from fatty acid analysis

Agriculture & Biology

• age structure 7%
• aquatic food webs 96%
• Arctic region 70%
• climate 5%
• dates (fruit) 5%
• Delphinapterus leucas 35%
• demographic statistics 6%
• diet 34%
• dimorphism 8%
• ecosystems 5%
• Erignathus barbatus 52%
• fatty acids 46%
• foraging 29%
• Hudson Bay 23%
• ice 7%
• Odobenus rosmarus 23%
• Pagophilus 15%
• Pagophilus groenlandicus 23%
• Phoca vitulina 10%
• population dynamics 6%
• predation 5%
• prey species 8%
• Pusa hispida 70%
• sampling 2%
• sea ice 21%
• summer 4%
• Ursus maritimus 100%

Earth & Environmental Sciences

• age class 25%
• analysis 17%
• climate 11%
• consumption 31%
• diet 58%
• dimorphism 32%
• ecosystem 13%
• effect 5%
• fatty acid 60%
• food 15%
• food web 62%
• harbor 19%
• ice 15%
• ice breakup 32%
• population dynamics 20%
• predation 20%
• productivity 15%
• sampling 12%
• sea ice 40%
• subpopulation 50%
• summer 12%
• whale 47%
• young 15%