1. Introduction 2. Macroplastics 3. Microbial interactions 4. Chemistry and Degradation 5. Toxicity 6. Benthic Invertebrates 7. Pelagic Invertebrates 8. Fish 9. Megafauna 10. Feed and Food Webs 11. Fisheries and Aquaculture 12. Human and Public Health 13. Policy, Public Engagement