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Table 5 Equilibrium concentration, (Ceq in μg g−1 dry wt), time to reach equilibrium (Teq, in days), mean rate of uptake (Vc, in concentration/days) and bioconcentration factor at equilibrium (BCF)

From: Cadmium uptake kinetics in parts of the seagrass Cymodocea nodosa at high exposure concentrations

Exposure concentration (mg L−1)
  0.5 5 10 20 40
Blades
 Ceq 203.9 504.7 2155.0 1467.3a 4908.6a
 Teq 34 18 34 17 33
 Vc 6.0 28.0 63.4 86.3 148.7
 BCF 404.3 100.6 215.3 73.3 122.7
Sheaths
 Ceq 11.7 109.1 228.5 457.6a 836.2
 Teq 14 20 16 19 11
 Vc 0.8 5.5 14.3 24.1 76.0
 BCF 21.3 21.6 22.7 22.8 20.9
Rhizomes
 Ceq 43.8 193.6 144.0 439.0a 824.5a
 Teq 31 22 7 14 3
 Vc 1.4 8.8 20.6 31.4 274.8
 BCF 86.3 38.6 14.3 21.9 20.6
Roots
 Ceq 126.2 322.5 3138.9a 5694.9a  
 Teq 9 3 29 29  
 Vc 14.0 107.5 108.2 196.4  
 BCF 251.9 64.4 313.9 284.7  
  1. The exposure concentrations of 0.5, 5, 10, 20 and 40 mg L−1 correspond to 4.44, 44.48, 88.95, 177.94 and 355.88 μM, respectively
  2. aOnly the initial four points were fitted