According to the abstract of a March 10, 2023 Nature Scientific Reports article https://www.nature.com/articles/s41598-023-30339-y by researchers with Japan University of Tokyo “… little is known about differences of microplastic uptake by fish in freshwater (FW) and those in seawater (SW) … [Our] results imply that SW fish ingest more MPs than FW fish when exposed to the same concentration of MPs …” #PlasticWaste #SingleUsePlastic #MicroPlastics @UTokyo_News_en