Refine your search:     
Report No.
 - 

Fate of radiocesium in freshwater aquatic plants and algae in the vicinity of the Fukushima Daiichi Nuclear Power Plant

Sasaki, Yoshito ; Funaki, Hironori ; Iri, Shatei; Dohi, Terumi   ; Hagiwara, Hiroki  

The behavior of radiocesium ($$^{137}$$Cs) in aquatic plants (five species) and algae (three genera) that had been grown in a river (one sampling point) and ponds (four sampling points) in the area around the Fukushima Daiichi Nuclear Power Plant was investigated. The sediment-to-plant transfer factor (TF) was measured. For aquatic plants, the highest value was 5.55 for ${it P. crispus}$ from the river; the lowest was 3.34 $$times$$ 10$$^{-2}$$ for ${it P. distinctus}$ from a pond. There were significant differences in the values for aquatic plants belonging to the same genus. The water-to-plant TF of filamentous algae (${it Spirogyra}$ sp.) and cyanobacteria (coexisting ${it Anabaena}$ sp. and ${it Microcystis}$ sp.) were 2.39 $$times$$ 10$$^{3}$$ and 1.26 $$times$$ 10$$^{3}$$, respectively. The $$^{137}$$Cs concentration of cyanobacteria fraction in pond water was 4.87 $$times$$ 10$$^{-1}$$ Bq/L, the same order of magnitude as the $$^{137}$$Cs concentration of pond water. Enrichment of radiocesium in cyanobacteria was not observed.

Accesses

:

- Accesses

InCites™

:

Percentile:39.6

Category:Limnology

Altmetrics

:

[CLARIVATE ANALYTICS], [WEB OF SCIENCE], [HIGHLY CITED PAPER & CUP LOGO] and [HOT PAPER & FIRE LOGO] are trademarks of Clarivate Analytics, and/or its affiliated company or companies, and used herein by permission and/or license.