Macroplastics in the ocean are large plastic items over 5 millimeters in size, such as packaging waste, abandoned fishing gear, and plastic bags. They drift in major ocean gyres, wash up on remote shores, and break down into hazardous microplastics over time.

Macroplastics in the ocean are large plastic items over 5 millimeters in size, such as packaging waste, abandoned fishing gear, and plastic bags. They drift in major ocean gyres, wash up on remote shores, and break down into hazardous microplastics over time. 
Impacts on Marine Life
Entanglement: -
Animals like turtles, seabirds, and seals get trapped in discarded nets, ropes, and rings, causing injury or suffocation. 
Ingestion: -
Creatures mistake large floating plastics or fragments for food, leading to blocked digestive tracts, nutrient deprivation, and starvation. 
Habitat Destruction: -
Sinking macroplastics and heavy fishing gear accumulate on seafloors and coral reefs, smothering bottom-dwelling organisms. 
Sources and Breakdown
Common Types: -
Single-use packaging, plastic bottles, synthetic textiles, and commercial fishing gear make up the bulk of debris.
Degradation:-
 Sunlight, waves, and wind wear down macroplastics, splitting them into persistent secondary microplastics that infiltrate deep-sea and coastal food webs. 

MJF Lion ER YK Sharma 

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