Cited by 378Microplastics and Plastic PollutionEnvironmental Toxicology and EcotoxicologyPharmaceutical and Antibiotic Environmental Impacts

When Microplastic Is Not Plastic: The Ingestion of Artificial Cellulose Fibers by Macrofauna Living in Seagrass Macrophytodetritus

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Remy, François, Collard, France, Gilbert, Bernard, Compère, Philippe, Eppe, Gauthier, Lepoint, Gilles·2015·Environmental Science & Technology

Abstract

Dead leaves of the Neptune grass, Posidonia oceanica (L.) Delile, in the Mediterranean coastal zone, are colonized by an abundant "detritivorous" invertebrate community that is heavily predated by fishes. This community was sampled in August 2011, November 2011, and March 2012 at two different sites in the Calvi Bay (Corsica). Ingested artificial fibers (AFs) of various sizes and colors were found in 27.6% of the digestive tracts of the nine dominant species regardless of their trophic level or taxon. No seasonal, spatial, size, or species-specific significant differences were revealed; suggesting that invertebrates ingest AFs at constant rates. Results showed that, in the gut contents of invertebrates, varying by trophic level, and across trophic levels, the overall ingestion of AFs was low (approximately 1 fiber per organism). Raman spectroscopy revealed that the ingested AFs were composed of viscose, an artificial, cellulose-based polymer. Most of these AFs also appeared to have been colored by industrial dyes. Two dyes were identified: Direct Blue 22 and Direct Red 28. The latter is known for being carcinogenic for vertebrates, potentially causing environmental problems for the P. oceanica litter community. Techniques such as Raman spectroscopy are necessary to investigate the particles composition, instead of relying on fragment size or color to identify the particles ingested by animals.

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Crossref · 10.1021/acs.est.5b02005

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  • The degradation of natural and semisynthetic fibers causes the release of toxics adsorbed (e.g., textile dyes) to the surface into the environment.

    “Moreover, the degradation of natural and semisynthetic fibers causes the release of toxics adsorbed (i.e., textile dyes) to the surface into the environment [90,91].”

    From Is Wild Marine Biota Affected by Microplastics? (2022) · cites this paper as [90]

    The Discussion (page not supplied) says that degradation of cellulose by invertebrates could accelerate dye leakage in their digestive tracts, and identifies a potentially harmful dye on the studied artificial fibers. It does not establish that degradation of natural and semisynthetic fibers causes surface-adsorbed toxins to be released into the wider environment; the proposed leakage is conditional and limited to digestive tracts. (LLM, conf=0.86)

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Research works printed but not linked: 3

  1. Bell, J. D.; Harmelin-Vivien, M. L. Fish fauna of French Mediterranean Posidonia oceanica seagrass meadows. II: feeding habits. Tethys 1983, 11, 1-14.
  2. Koutu, B. B.; Sharma, R. K. Biodegradability of excel fibre. Synth. Fibres 2008, 37, 9-11.
  3. Tera, F. M.; Shady, K. E.; Hegazy, H. Sunlight exposure effects on the surface morphology of viscose rayon fabrics. J. Colouristical Rev. 1987, 29, 80-83.

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Authors
Remy, F., Collard, F., Gilbert, B., Compère, P., Eppe, G., & Lepoint, G.
Affiliations
University of Liège (BE)
Corresponding author
Remy, François
Venue
Environmental Science & Technology
Published
2015-08-27
Volume
49
Issue
18
Pages
11158-11166
ISSN
  • 0013-936X (ISSN-L)
  • 1520-5851
OpenAlex
W1498907367
Cited by
378
References
47
Citations by year
2026: 31 · 2025: 30 · 2024: 48 · 2023: 42 · 2022: 41 · 2021: 45 · 2020: 40 · 2019: 27 · 2018: 31 · 2017: 22 · 2016: 20 · 2015: 1
FWCI
15.32
Type
journal article
Language
en
Open access
Licence
other-oa
Locations
  • Environmental Science & Technology (publishedVersion)
  • PubMed (publishedVersion)
  • ORBi (University of Liège) (submittedVersion, other-oa)
Funders
  • Fonds pour la Formation ? la Recherche dans l?Industrie et dans l?Agriculture
  • Fiducie de Recherche sur la Foret des Cantons-de-l'Est (N?2.4511.09F)
Topics
  • Physical Sciences › Environmental Science › Pollution › Microplastics and Plastic Pollution
  • Physical Sciences › Environmental Science › Health, Toxicology and Mutagenesis › Environmental Toxicology and Ecotoxicology
  • Physical Sciences › Environmental Science › Pollution › Pharmaceutical and Antibiotic Environmental Impacts
Keywords
microplastic ingestion, Posidonia oceanica, rayon, industrial dyes, Direct Red 28, Raman spectroscopy, gut contents, trophic levels, Bay of Calvi, Mediterranean coast
MeSH terms
Air Pollutants, Animals, Cellulose, France, Gastric Mucosa, Invertebrates, Plastics, Spectrum Analysis, Raman, Alismatales

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