Table 1 Results of data fitted to a four-parameter logistic function (Fig. 2). The curves were constrained between 0 and 100%.

6.76 × 10³ (5.74 × 10³–7.96 × 10³)

2.51 × 10⁵ (1.92 × 10⁵–3.28 × 10⁵)

95.88 (93.03–98.72)

95.88 (93.03–98.72)

5.06 (2.38–7.74)

1.65 (0.00–3.51)

1.547 (1.09–2.00)

2.36 (1.74–2.99)

Control (0 mg mL⁻¹)

Siliciclastic (low) (~230 mg L⁻¹ )

1.81 × 10⁴ (1.31 × 10⁴–2.50 × 10⁴)

2.87 × 10⁴ (2.05 × 10⁴–4.06 × 10⁴)

92.72 (88.89–100.00)

92.72 (88.89–100.00)

~0.00 (0.00–3.22)

~0.00 (0.00–3.22)

1.26 (0.95–1.58)

1.26 (0.95–1.58)

Control (0 mg L⁻¹ )

Carbonate (~230 mg L⁻¹)

1.54 × 10⁴ (1.23 × 10⁴–1.93 × 10⁴)

1.54 × 10⁴ (1.23 × 10⁴–1.93 × 10⁴)

94.33 (91.19–97.48)

94.33 (91.19–97.48)

0.54 (0.00–3.02)

0.54 (0.00–3.02)

2.04 (1.09–3.00)

2.04 (1.09–3.00)