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A nutritional perspective on plastic ingestion in wildlife
Gabriel E Machovsky-Capuska1, Christophe Amiot2, Pablo Denuncio3
1The University of Sydney, Charles Perkins Centre, Sydney, Australia.
The Science of the Total Environment
|December 12, 2018
Summary
Plastic ingestion poses a global threat, but factors influencing susceptibility remain unclear. Nutritional ecology offers a framework to understand how an organism's diet and habitat impact plastic ingestion and its ecological transfer.
Area of Science:
- Environmental Science
- Ecology
- Toxicology
Background:
- Plastic pollution is a significant global environmental issue impacting organisms and ecosystems.
- Understanding species' susceptibility to plastic ingestion is crucial but underexplored.
- Existing research has not fully connected nutritional factors with plastic ingestion dynamics.
Purpose of the Study:
- To propose nutritional ecology as a framework to investigate plastic ingestion.
- To bridge gaps between nutrition, behavior, plastic impacts, physiology, and ecology.
- To explore the link between nutritional niches and plastic ingestion.
Main Methods:
- Utilizing nutritional niche theory to analyze species' dietary requirements and foraging behaviors.
- Examining habitat-specific foraging patterns across species and populations.
- Investigating the transfer of plastics through food webs.
Main Results:
- Nutritional niches are strongly correlated with plastic ingestion levels.
- The proposed framework effectively links nutritional ecology to plastic ingestion.
- Demonstrated application in understanding habitat-specific foraging and food web transfer.
Conclusions:
- Nutritional ecology provides a valuable lens for studying plastic ingestion.
- Dietary and habitat factors significantly influence susceptibility to plastic pollution.
- This framework aids in predicting plastic transfer within ecosystems.
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