Blood plasma ion concentrations of O. beta acclimated to 9, 35 and 50 ppt
.
Na+
.
Cl–
.
Mg2+
.
Ca2+
.
K+
.
9
151.6±5.1
132.1±19.0
0.6±0.0
2.5±0.2
2.8±0.1
35
149.6±2.0
136.6±6.1
0.8±0.1
2.3±0.2
2.8±0.2
50
165.7±10.4
150.9±16.5
1.1±0.3
2.6±0.3
3.9±0.9
.
Na+
.
Cl–
.
Mg2+
.
Ca2+
.
K+
.
9
151.6±5.1
132.1±19.0
0.6±0.0
2.5±0.2
2.8±0.1
35
149.6±2.0
136.6±6.1
0.8±0.1
2.3±0.2
2.8±0.2
50
165.7±10.4
150.9±16.5
1.1±0.3
2.6±0.3
3.9±0.9
Concentrations (mmol l–1) of Na+,Cl–, Mg2+, Ca2+ and K+ in blood plasma of toadfish acclimated to 9, 35 and 50 ppt for a minimum of 14 days. Values are means ± s.e.m. (N⩾4)