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Microplastics on the Portuguese coast
Marine Pollution Bulletin2018
114 citations
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Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count.
Score: 40
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0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Paula Sobral
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joana Antunes,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joana Antunes,
Joao, Frias,
Joana Antunes,
Joana Antunes,
Joana Antunes,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Paula Sobral
Joana Antunes,
Joana Antunes,
Joana Antunes,
Joana Antunes,
Joana Antunes,
Paula Sobral
Joana Antunes,
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Paula Sobral
Paula Sobral
Joana Antunes,
Joana Antunes,
Joana Antunes,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Joao, Frias,
Paula Sobral
Paula Sobral
Paula Sobral
Joao, Frias,
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Joana Antunes,
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Joana Antunes,
Paula Sobral
Paula Sobral
Joao, Frias,
Paula Sobral
Joao, Frias,
Paula Sobral
Paula Sobral
Paula Sobral
Joao, Frias,
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Joao, Frias,
Joao, Frias,
Paula Sobral
Paula Sobral
Paula Sobral
Joao, Frias,
Paula Sobral
Joao, Frias,
Joana Antunes,
Paula Sobral
Joao, Frias,
Paula Sobral
Paula Sobral
Joana Antunes,
Paula Sobral
Joana Antunes,
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Joao, Frias,
Joao, Frias,
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Joana Antunes,
Joana Antunes,
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Paula Sobral
Joao, Frias,
Paula Sobral
Summary
Researchers analysed marine litter across 11 Portuguese beaches over two years and found that 99% of all collected items were plastic, with 68% classified as microplastics under 5 mm and resin pellets comprising 79% of microplastics near industrial areas. Higher concentrations were observed in winter and autumn, near industrial zones and ports, suggesting a predominantly land-based origin.
Marine anthropogenic litter was analysed in eleven beaches along the Portuguese coast, over a two-year period (2011-2013). Of all collected items, 99% were plastic and 68% were microplastics (MP; 1-5 mm in diameter). Higher MP concentrations were found in winter/autumn, near industrial areas and/or port facilities and in beaches exposed to dominant winds. Resin pellets (79%) were the dominant category close to industrial areas and high concentrations of fragments and polymeric foams were found near fishing ports. The most frequent pellet size classes were 4 and 5 mm (respectively 47% and 42%). Results suggest that MP have predominately a land-based origin and are deliberately discarded or accidentally lost in watercourses and/or coastal areas. A combination of measures within stakeholders, namely industry and fishing sectors and share of good practices are needed to prevent marine anthropogenic litter.