A Meta-Analysis of the Characterisations of Plastic Ingested by Fish Globally

Plastic contamination in the environment is common but the characterisation of plastic ingested by fish in different environments is lacking. Hence, a meta-analysis was conducted to identify the prevalence of plastic ingested by fish globally. Based on a qualitative analysis of plastic size, it was...

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Main Authors: Kok Ping Lim, Phaik Eem Lim, Sumiani Yusoff, Chengjun Sun, Jinfeng Ding, Kar Hoe Loh
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Toxics
Subjects:
Online Access:https://www.mdpi.com/2305-6304/10/4/186
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author Kok Ping Lim
Phaik Eem Lim
Sumiani Yusoff
Chengjun Sun
Jinfeng Ding
Kar Hoe Loh
author_facet Kok Ping Lim
Phaik Eem Lim
Sumiani Yusoff
Chengjun Sun
Jinfeng Ding
Kar Hoe Loh
author_sort Kok Ping Lim
collection DOAJ
description Plastic contamination in the environment is common but the characterisation of plastic ingested by fish in different environments is lacking. Hence, a meta-analysis was conducted to identify the prevalence of plastic ingested by fish globally. Based on a qualitative analysis of plastic size, it was determined that small microplastics (<1 mm) are predominantly ingested by fish globally. Furthermore, our meta-analysis revealed that plastic fibres (70.6%) and fragments (19.3%) were the most prevalent plastic components ingested by fish, while blue (24.2%) and black (18.0%) coloured plastic were the most abundant. Polyethylene (15.7%) and polyester (11.6%) were the most abundant polymers. Mixed-effect models were employed to identify the effects of the moderators (sampling environment, plastic size, digestive organs examined, and sampling continents) on the prevalence of plastic shape, colour, and polymer type. Among the moderators, only the sampling environment and continent contributed to a significant difference between subgroups in plastic shape and polymer type.
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spelling doaj.art-17541653838d4daf8893a7c4237645872023-12-01T21:29:32ZengMDPI AGToxics2305-63042022-04-0110418610.3390/toxics10040186A Meta-Analysis of the Characterisations of Plastic Ingested by Fish GloballyKok Ping Lim0Phaik Eem Lim1Sumiani Yusoff2Chengjun Sun3Jinfeng Ding4Kar Hoe Loh5Institute for Advanced Studies, Universiti Malaya, Kuala Lumpur 50603, MalaysiaInstitute of Ocean and Earth Science, Universiti Malaya, Kuala Lumpur 50603, MalaysiaInstitute of Ocean and Earth Science, Universiti Malaya, Kuala Lumpur 50603, MalaysiaKey Laboratory of Marine Eco-Environmental Science and Technology, Marine Bioresource and Environment Research Centre, First Institute of Oceanography, Ministry of Natural Resources, Qingdao 266061, ChinaKey Laboratory of Marine Eco-Environmental Science and Technology, Marine Bioresource and Environment Research Centre, First Institute of Oceanography, Ministry of Natural Resources, Qingdao 266061, ChinaInstitute of Ocean and Earth Science, Universiti Malaya, Kuala Lumpur 50603, MalaysiaPlastic contamination in the environment is common but the characterisation of plastic ingested by fish in different environments is lacking. Hence, a meta-analysis was conducted to identify the prevalence of plastic ingested by fish globally. Based on a qualitative analysis of plastic size, it was determined that small microplastics (<1 mm) are predominantly ingested by fish globally. Furthermore, our meta-analysis revealed that plastic fibres (70.6%) and fragments (19.3%) were the most prevalent plastic components ingested by fish, while blue (24.2%) and black (18.0%) coloured plastic were the most abundant. Polyethylene (15.7%) and polyester (11.6%) were the most abundant polymers. Mixed-effect models were employed to identify the effects of the moderators (sampling environment, plastic size, digestive organs examined, and sampling continents) on the prevalence of plastic shape, colour, and polymer type. Among the moderators, only the sampling environment and continent contributed to a significant difference between subgroups in plastic shape and polymer type.https://www.mdpi.com/2305-6304/10/4/186microplasticshapecolourpolymer type
spellingShingle Kok Ping Lim
Phaik Eem Lim
Sumiani Yusoff
Chengjun Sun
Jinfeng Ding
Kar Hoe Loh
A Meta-Analysis of the Characterisations of Plastic Ingested by Fish Globally
Toxics
microplastic
shape
colour
polymer type
title A Meta-Analysis of the Characterisations of Plastic Ingested by Fish Globally
title_full A Meta-Analysis of the Characterisations of Plastic Ingested by Fish Globally
title_fullStr A Meta-Analysis of the Characterisations of Plastic Ingested by Fish Globally
title_full_unstemmed A Meta-Analysis of the Characterisations of Plastic Ingested by Fish Globally
title_short A Meta-Analysis of the Characterisations of Plastic Ingested by Fish Globally
title_sort meta analysis of the characterisations of plastic ingested by fish globally
topic microplastic
shape
colour
polymer type
url https://www.mdpi.com/2305-6304/10/4/186
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