-f/- 



AccL la-c 



TEST I8"C 



140 



- 135 



130 



125 



- 120 



115 



110 



105 



O 



•s. 



100 O 



95 



90 



85 



80 



75 



70 



16 "■ 24 48 72 96 



TIME-hours 



168 



Figure 

 during 



55. Comparison of the blood osmotic levels of Penaeus aztecus 

 adaptation to various salinities at 18°C. The control conditions 



were 15°/°°S and 18°C 



121 



