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Table 1 Seawater physiochemical parameters during the 168 h pH perturbation experiment including pH (NBS scale), CO 2 partial pressure ( p CO 2 ), total CO 2 (TCO 2 ), total alkalinity (TA), salinity (Sal) and temperature (Temp)

From: Branchial NH4+-dependent acid–base transport mechanisms and energy metabolism of squid (Sepioteuthis lessoniana) affected by seawater acidification

Treatment

pHNBS

pCO2μatm

TCO2mM

TAmM

SAL

Temp°C

pH 8.1

8.06 ± 0.002

624.71 ± 11.90

2.27 ± 0.04

2.51 ± 0.05

29.89 ± 0.19

28.63 ± 0.03

pH 7.7

7.72 ± 0.019

1585.59 ± 253.20

2.47 ± 0.15

2.56 ± 0.14

29.44 ± 0.19

28.71 ± 0.06

pH 7.3

7.34 ± 0.017

4134.16 ± 168.76

2.52 ± 0.12

2.47 ± 0.12

29.56 ± 0.19

28.75 ± 0.08