Improvements and Needs of Microplastics Analytical Control at Open Sea Opportunities for Monitoring at Canary Islands

First Observations and Monitoring of Microplastics on Oceanic and Coastal Waters off the Canary Islands (Subtropical NE Atlantic)

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Researchers conducted some of the first systematic monitoring of microplastics in ocean and coastal waters around the Canary Islands, highlighting the challenge of designing sampling methods that can capture microplastic distribution across large open-ocean areas and calling for standardized monitoring approaches.

Identification of marine microplastics collected in the Canary Islands: coastal and oceanic samples

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This research characterized airborne microplastic deposition in the city of Zagreb, Croatia, using passive collectors over multiple seasons, finding year-round particle accumulation. Fiber types dominated samples, with deposition rates comparable to Western European urban measurements, indicating regional atmospheric transport contributes alongside local emission sources.

Research Progress in Analytical Techniques for Marine Microplastics

Microplastics in the World Oceans and Strategies for Their Control

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Researchers compiled microplastic data from over 2,000 ocean locations and 200 fish species worldwide, finding that polyethylene and polypropylene are the dominant plastics in both ocean waters and fish gut contents, and outlining strategies — from wetland buffers to wastewater additives — that could reduce how much plastic reaches the sea.

Occurrence of Microplastic Pollution in Marine Water

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Marine microplastic accumulation, estimated at over 250,000 tons in ocean environments, is driven by fragmentation of larger plastic debris and represents a persistent and growing contamination challenge. These particles are ingested by marine organisms across food web levels, raising concerns about biomagnification and human dietary exposure.