Online Resources:
Challenges in understanding the sources of bioaccumulated metals in biota inhabiting turbid river systems. ESPR-D-13-01384.
Online Resource Table 1. Mean concentrations () of total recoverable metals and % acid soluble metals (ASM) within the coarse (> 63 µm) fraction of surficial sediments collected from the Strickland River and its reference tributaries and off river water bodies (ORWBs) connected to the Strickland Rivera.
As, mg/kg / Cd, mg/Kg / Cu, mg/kg / Fe, g/kg / Pb, mg/kg / Zn, mg/kg / % of bulk / TOC (%)Type / Site / %ASM / %ASM / %ASM / %ASM / %ASM / %ASM
Reference tributary / Baia / 2 / 3 / 0.53 / 5 / 12 / 4 / 40 / 0 / 8 / 2 / 73 / 1 / 85 / -
Rentoul / <LOR / - / 0.39 / 2 / 16 / 2 / 56 / 0 / 5 / 1 / 89 / 1 / 100 / -
Tomu / <LOR / - / 0.67 / 16 / 41 / 13 / 74 / 0 / 9 / 4 / 110 / 6 / 55 / 2.2
Strickland River / Bebelubi / 16 / 0 / 0.90 / 3 / 20 / 3 / 43 / 0 / 14 / 3 / 108 / 2 / 100 / -
SG4 / 13 / 0 / 0.60 / 6 / 22 / 4 / 42 / 0 / 17 / 4 / 142 / 2 / 65 / 0.4
SG5 / 9 / 1 / 0.54 / 8 / 19 / 4 / 41 / 0 / 15 / 3 / 133 / 2 / 62 / -
ORWBs / Kukufionga / 16 / 5 / 0.72 / 19 / 39 / 11 / 42 / 1 / 29 / 15 / 138 / 16 / 49 / 5.6
Avu / 11 / 7 / 1.38 / 78 / 66 / 24 / 24 / 3 / 34 / 26 / 147 / 64 / 53 / 23
a Concentrations shown are mean (; n=3, RSD of samples from same site <10%) dry weights.
Online Resource Figure 1. δ15N and δ13C values for Macrobrachium sp. prawns collected from reference tributaries (unfilled shapes) and main river sites (sites receiving mine-derived materials; filled shapes) collected from the Strickland River in May 2010. Values shown are means ± SD (n=6 for Baia River and Bebelubi; n=5 for Tiumsinawam; n=2 for Tomu River).