Supporting Information - PNAS

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Freshwater species. A. 0.0. 0.2. 0.4. 0.6. 0.8. 1.0. Pr(. 134. Cs+. 137. Cs > 50) ... and marine species for prefectures to the north of Fukushima (Aomori, Iwate, and ...
Supporting Information Okamura et al. 10.1073/pnas.1519792113

Fig. S1. Linear regression of the difference between logð137 CsÞ and logð134 CsÞ against the cumulative days from 1 April 2011 for the observed data above detection limits.

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Freshwater species 1.0

1.0

A

0.4

Pr(134Cs+137Cs > 100)

Pr(134Cs+137Cs > 50)

0.6

C

0.8

0.8

0.8 Pr(134Cs+137Cs > 20)

1.0

B

0.6

0.4

0.6

0.4

0.2

0.2

0.2

0.0

0.0

0.0

Marine species

0.6

0.4

Pr(134Cs+137Cs > 100)

Pr(134Cs+137Cs > 50)

0.8

0.6

0.4

0.2

0.2

0.0

0.0 1Apr2011 1Oct2011 1Apr2012 1Oct2012 1Apr2013 1Oct2013 1Apr2014 1Oct2014 1Apr2015

Pr(134Cs+137Cs > 20)

0.8

1.0

E

F

0.8

0.6

0.4

0.2

0.0 1Apr2011 1Oct2011 1Apr2012 1Oct2012 1Apr2013 1Oct2013 1Apr2014 1Oct2014 1Apr2015

1.0

D

1Apr2011 1Oct2011 1Apr2012 1Oct2012 1Apr2013 1Oct2013 1Apr2014 1Oct2014 1Apr2015

1.0

Fig. S2. Temporal risk changes for freshwater and marine species for prefectures to the north of Fukushima (Aomori, Iwate, and Miyagi). Risks are evaluated by Pr(134Cs+137Cs > D) for freshwater species [freshwater fish, diadromous fish, freshwater crustaceans, and freshwater molluscs; (A) D = 20, (B) D = 50, (C) D = 100] and marine species [demersal fish, pelagic fish, marine crustaceans, and marine molluscs; (D) D = 20, (E) D = 50, (F) D = 100] from April 1, 2011 to September 1, 2015. Red lines are (unweighted) medians and dashed lines are 90% CIs for the risks.

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Freshwater species 1.0

1.0

A

0.6

0.4

C

0.8 Pr(134Cs+137Cs > 100)

0.8 Pr(134Cs+137Cs > 50)

Pr(134Cs+137Cs > 20)

0.8

1.0

B

0.6

0.4

0.6

0.4

0.2

0.2

0.2

0.0

0.0

0.0

Marine species 1.0

0.6 0.4

Pr(134Cs+137Cs > 100)

Pr(134Cs+137Cs > 50)

0.8 0.6 0.4

0.2

0.2

0.0

0.0 1Apr2011 1Oct2011 1Apr2012 1Oct2012 1Apr2013 1Oct2013 1Apr2014 1Oct2014 1Apr2015

Pr(134Cs+137Cs > 20)

0.8

1.0

E

F

0.8 0.6 0.4 0.2 0.0 1Apr2011 1Oct2011 1Apr2012 1Oct2012 1Apr2013 1Oct2013 1Apr2014 1Oct2014 1Apr2015

D

1Apr2011 1Oct2011 1Apr2012 1Oct2012 1Apr2013 1Oct2013 1Apr2014 1Oct2014 1Apr2015

1.0

Fig. S3. Temporal risk changes for freshwater and marine species for prefectures to the south of Fukushima (Gunma, Saitama, Tochigi, Ibaraki, and Chiba). Risks are evaluated by Pr(134Cs+137Cs > D) for freshwater species [freshwater fish, diadromous fish, freshwater crustaceans, and freshwater molluscs; (A) D = 20, (B) D = 50, (C) D = 100] and marine species [demersal fish, pelagic fish, marine crustaceans, and marine molluscs; (D) D = 20, (E) D = 50, (F) D = 100] from April 1, 2011 to September 1, 2015. Red lines are (unweighted) medians and dashed lines are 90% CIs for the risks.

Dataset S1. Predicted curves from the Weibull distribution Dataset S1 Black solid line = 134Cs; red dash line = 137Cs. Black and red circles denote the observed radiocesium concentrations for 134Cs and 137Cs, respectively. Black and red vertical bars denote the values below detection limits for 134Cs and 137Cs, respectively, where the top values of the bars are their detection limits.

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Dataset S2. Radiocesium contamination risk for each species and each prefecture Dataset S2 Lmax and TL are the asymptotic body length and the trophic level for only fish species extracted from the FishBase. Sp is the species code (1: Freshwater fish, 2: Diadromous fish, 3: Demersal fish, 4: Pelagic fish, 5: Sharks & Rays, 7: Freshwater crustaceans, 8: Marine crustaceans, 9: Freshwater molluscs, 10: Marine molluscs, 11: Cephalopods, 12: Aquatic mammals, 14: Aquatic invertebrates, 16: Sea weeds). n is the sample size. Method denotes the used method (ML: simple maximum likelihood estimates, E/MR: estimates by extrapolation using the random-effects model and, when necessary, the minimum replacement method). m, Te, and k are the parameters of the Weibull distribution. R20, R50, and R100 are the risk, Pr(134 Cs+137 Cs > D  Bq=kg), with D = 20, 50, and 100. se is the SE that is given for only maximum likelihood estimates without extrapolation and using the minimum replacement method.

Dataset S3. Number of species for main prefectures around Fukushima Dataset S3

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