Microplastic River Sampling Checklist

Systematic review extracting where, when, and what to measure for microplastics in rivers and estuaries from 173 laboratory studies published 2014–2024
Harmonized Reporting Guidelines for Microplastics Research

Harmonized reporting guidelines for microplastics studies – covering metadata, QA/QC, sampling, preparation, identification, quantification, and toxicology.
Sampling and QA/QC Guidance for Microplastics Research

Authoritative sampling and QA/QC guidance on microplastics across matrices, covering contamination control, blanks, study design, and reporting best practices.