Table 2.

Animal condition (HSI= hepatosomatic index, CF=condition factor), and blood parameters of the Antarctic fish N. rossii

Acclimation
T	PCO2	N	HSI	CF	Haematocrit	Lactate	Osmolarity
(°C)	(kPa)					(mmol*l-1)	(mOsm*l-1)
1	0.04	9	1.83±0.33	1.69±0.03	28±2	<0.8	436.8±9.5
7	0.04	9	0.91±0.04*	1.57±0.07	29±2	<0.8	373.8±15.7*
1	0.2	5	1.22±0.12	1.59±0.03	29±1	1.13±0.11	399.5±13.3
7	0.2	10	0.81±0.06*	1.5±0.03*	31±1	<0.8	390.0±8.6*

Control: 1°C, 0.04 kPa CO₂; warm normocapnia: 7°C, 0.04 kPa CO₂; cold hypercapnia: 1°C, 0.2 kPa CO₂; warm hypercapnia: 7°C, 0.2 kPa CO₂.

All values are given as means ± SEM. * indicate a significant difference to control conditions (t-test, p≤0.05).