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Microplastics in biotic and abiotic compartments of high-mountain lakes from Alps

Ecological Indicators 2023 49 citations ? Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count. Score: 50 ? 0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
Serena Anselmi, ‪Damià Barceló, Giuseppe Esposito, ‪Damià Barceló, Elisabetta Pizzul, ‪Damià Barceló, Paolo Pastorino Paolo Pastorino ‪Damià Barceló, Marco Bertoli, Marco Bertoli, ‪Damià Barceló, Monia Renzi, Marco Bertoli, Marco Bertoli, Serena Anselmi, Monia Renzi, Monia Renzi, Paolo Pastorino Monia Renzi, Paolo Pastorino Paolo Pastorino Monia Renzi, Paolo Pastorino Paolo Pastorino Paolo Pastorino Paolo Pastorino Paolo Pastorino Monia Renzi, Monia Renzi, Monia Renzi, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Monia Renzi, Paolo Pastorino Paolo Pastorino Monia Renzi, Paolo Pastorino Paolo Pastorino Monia Renzi, Monia Renzi, Paolo Pastorino Monia Renzi, Paolo Pastorino Monia Renzi, Monia Renzi, Serena Anselmi, ‪Damià Barceló, Serena Anselmi, ‪Damià Barceló, Serena Anselmi, ‪Damià Barceló, Serena Anselmi, Serena Anselmi, Serena Anselmi, Serena Anselmi, Serena Anselmi, Serena Anselmi, Serena Anselmi, Serena Anselmi, Serena Anselmi, Serena Anselmi, Serena Anselmi, ‪Damià Barceló, Serena Anselmi, Serena Anselmi, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Marco Bertoli, ‪Damià Barceló, Marco Bertoli, ‪Damià Barceló, ‪Damià Barceló, Elisabetta Pizzul, Giuseppe Esposito, ‪Damià Barceló, ‪Damià Barceló, Marino Prearo, ‪Damià Barceló, Marino Prearo, Marino Prearo, ‪Damià Barceló, Marino Prearo, Marino Prearo, ‪Damià Barceló, Marino Prearo, Marino Prearo, Antonia Concetta Elia, ‪Damià Barceló, ‪Damià Barceló, Antonia Concetta Elia, ‪Damià Barceló, Monia Renzi, ‪Damià Barceló, ‪Damià Barceló, Paolo Pastorino Paolo Pastorino Paolo Pastorino Paolo Pastorino Monia Renzi, Paolo Pastorino Paolo Pastorino Paolo Pastorino Paolo Pastorino Paolo Pastorino ‪Damià Barceló, Serena Anselmi, Serena Anselmi, Monia Renzi, Serena Anselmi, Serena Anselmi, Serena Anselmi, ‪Damià Barceló, Serena Anselmi, Serena Anselmi, Monia Renzi, Serena Anselmi, Marino Prearo, Serena Anselmi, Serena Anselmi, Monia Renzi, Marco Bertoli, ‪Damià Barceló, Paolo Pastorino Serena Anselmi, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Monia Renzi, Paolo Pastorino Serena Anselmi, Serena Anselmi, ‪Damià Barceló, Paolo Pastorino Serena Anselmi, Paolo Pastorino ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Marino Prearo, Monia Renzi, Paolo Pastorino Elisabetta Pizzul, Serena Anselmi, Monia Renzi, Monia Renzi, Serena Anselmi, Paolo Pastorino Serena Anselmi, Serena Anselmi, Giuseppe Esposito, Monia Renzi, Monia Renzi, ‪Damià Barceló, Serena Anselmi, Serena Anselmi, ‪Damià Barceló, Giuseppe Esposito, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Monia Renzi, Serena Anselmi, ‪Damià Barceló, Serena Anselmi, Serena Anselmi, Paolo Pastorino Paolo Pastorino ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Marino Prearo, Serena Anselmi, Monia Renzi, Paolo Pastorino Antonia Concetta Elia, Monia Renzi, Monia Renzi, Monia Renzi, ‪Damià Barceló, Monia Renzi, Monia Renzi, ‪Damià Barceló, Serena Anselmi, ‪Damià Barceló, ‪Damià 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Barceló, ‪Damià Barceló, Serena Anselmi, Paolo Pastorino ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Monia Renzi, Monia Renzi, Marino Prearo, ‪Damià Barceló, Alessandro Dondo, Monia Renzi, Alessandro Dondo, Monia Renzi, ‪Damià Barceló, Serena Anselmi, ‪Damià Barceló, Marino Prearo, Marco Bertoli, ‪Damià Barceló, ‪Damià Barceló, Marino Prearo, Paolo Pastorino ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Paolo Pastorino ‪Damià Barceló, ‪Damià Barceló, Marino Prearo, Elisabetta Pizzul, Serena Anselmi, ‪Damià Barceló, Elisabetta Pizzul, ‪Damià Barceló, Giuseppe Esposito, Serena Anselmi, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Paolo Pastorino Paolo Pastorino Serena Anselmi, Monia Renzi, ‪Damià Barceló, Paolo Pastorino ‪Damià Barceló, ‪Damià Barceló, Antonia Concetta Elia, Antonia Concetta Elia, Antonia Concetta Elia, Serena Anselmi, Monia Renzi, ‪Damià Barceló, Serena Anselmi, Alessandro Dondo, Marino Prearo, Elisabetta Pizzul, Serena Anselmi, Monia Renzi, Monia Renzi, ‪Damià Barceló, Monia Renzi, Serena Anselmi, Paolo Pastorino ‪Damià Barceló, ‪Damià Barceló, Antonia Concetta Elia, Antonia Concetta Elia, Antonia Concetta Elia, Marino Prearo, Marino Prearo, ‪Damià Barceló, Marino Prearo, Elisabetta Pizzul, ‪Damià Barceló, ‪Damià Barceló, Alessandro Dondo, Serena Anselmi, Monia Renzi, Monia Renzi, Monia Renzi, Monia Renzi, Paolo Pastorino ‪Damià Barceló, Marino Prearo, ‪Damià Barceló, Antonia Concetta Elia, Antonia Concetta Elia, Alessandro Dondo, Marino Prearo, ‪Damià Barceló, Elisabetta Pizzul, Elisabetta Pizzul, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Monia Renzi, ‪Damià Barceló, Monia Renzi, Marino Prearo, Monia Renzi, ‪Damià Barceló, ‪Damià Barceló, Monia Renzi, ‪Damià Barceló, Monia Renzi, Elisabetta Pizzul, ‪Damià Barceló, Elisabetta Pizzul, Elisabetta Pizzul, ‪Damià Barceló, Monia Renzi, Marino Prearo, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Monia Renzi, Monia Renzi, Monia Renzi, Paolo Pastorino Antonia Concetta Elia, Marino Prearo, Monia Renzi, Elisabetta Pizzul, Monia Renzi, Elisabetta Pizzul, Giuseppe Esposito, Marino Prearo, Alessandro Dondo, ‪Damià Barceló, Marino Prearo, Marino Prearo, Marino Prearo, Monia Renzi, Paolo Pastorino Monia Renzi, ‪Damià Barceló, ‪Damià Barceló, Giuseppe Esposito, Elisabetta Pizzul, ‪Damià Barceló, Paolo Pastorino Marino Prearo, Giuseppe Esposito, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, ‪Damià Barceló, Marino Prearo, Antonia Concetta Elia, Paolo Pastorino

Summary

Researchers surveyed microplastic pollution in two remote high-altitude lakes in the Italian Alps, finding plastic particles in lake sediments, tadpoles, and fish (but not in open water or zooplankton), with younger fish accumulating more microplastics than older ones — suggesting fish as useful pollution indicators even in pristine mountain environments.

Microplastic (MP) pollution is a major environmental concern for mountain ecosystem and for high-mountain lakes in particular, which are recognized indicators of global change. In this study, the presence of MPs was assessed in abiotic (water and sediment) and biotic (zooplankton, tadpoles, fish) compartments of two high-mountain lakes (Upper Lake Balma and Lower Lake Balma) in the Cottian Alps (northwest Italy). No MPs were found in water and zooplankton samples, whereas the mean MPs in sediment samples was 1.33 ± 0.67 items/m3 and 1.75 ± 0.62 items/m3 in Lower and Upper Lake Balma, respectively. The mean MPs in tadpoles of Rana temporaria was 0.33 ± 0.58 items/individual and 0.66 ± 0.58 items/individual in Lower and Upper Lake Balma, respectively. The mean number of MPs items found in the gastrointestinal tract (GIT) of fish (Salvelinus fontinalis) was considerably higher in specimens from the Lower (0.45 items/g GIT) than in those from the Upper Lake (0.20 items/g GIT). There was a negative relationship between fish size (weight and age) and MPs abundance in the GIT of fish, indicating that young fish accumulated more MP items probably due to the high prey ingestion rate compared to adults. The same MPs color (blue, white, black), shape (fibers and fragments), and chemical type (polypropylene and polyethylene) were found in the compartments of both lakes. Our findings suggest the use of S. fontinalis as an indicator of MP pollution in high-mountain lakes. Further studies are needed to better understand the sources and the effects of MPs in these remote ecosystems.

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