Occurrence of microplastics in the gastrointestinal tract of pelagic and demersal fish from the English Channel

AL Lusher, M Mchugh, RC Thompson�- Marine pollution bulletin, 2013 - Elsevier
Marine pollution bulletin, 2013Elsevier
Microplastics are present in marine habitats worldwide and laboratory studies show this
material can be ingested, yet data on abundance in natural populations is limited. This study
documents microplastics in 10 species of fish from the English Channel. 504 Fish were
examined and plastics found in the gastrointestinal tracts of 36.5%. All five pelagic species
and all five demersal species had ingested plastic. Of the 184 fish that had ingested plastic
the average number of pieces per fish was 1.90�0.10. A total of 351 pieces of plastic were�…
Microplastics are present in marine habitats worldwide and laboratory studies show this material can be ingested, yet data on abundance in natural populations is limited. This study documents microplastics in 10 species of fish from the English Channel. 504 Fish were examined and plastics found in the gastrointestinal tracts of 36.5%. All five pelagic species and all five demersal species had ingested plastic. Of the 184 fish that had ingested plastic the average number of pieces per fish was 1.90�0.10. A total of 351 pieces of plastic were identified using FT-IR Spectroscopy; polyamide (35.6%) and the semi-synthetic cellulosic material, rayon (57.8%) were most common. There was no significant difference between the abundance of plastic ingested by pelagic and demersal fish. Hence, microplastic ingestion appears to be common, in relatively small quantities, across a range of fish species irrespective of feeding habitat. Further work is needed to establish the potential consequences.
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