940 

 920 

 900 

 880 



860 

 840 



820 



800 

 780 



760 



E 740 

 O 



I 720 

 >- 



Zi 700 

 < 



O 680 

 CO 



o 



660 

 640 

 620 



600 



580 



560 



540 

 520 



500 

 480 

 460 



Figure 

 during 



-//- 



ACCL 32»C 

 TEST 25»C 



36% 



^^^ //^' 



-I 



25%. 



140 



135 



130 



125 



120 



115 



110 -, 



i CONTROL 



-//- 







.v/- 



\ V, 



\ ^- 



\ 

 \ 



V 



// — -•' 



15%, 



I0%« 

 5%o 



2%o 



/ 



...^' 



-//- 



_i I i_ 



105 



100 



95 



90 



85 



80 



75 



70 



O 



O 



12 



10 16 24 48 72 96 



TIME-hours 



168 



53. Comparison of the blood osmotic levels of Penaeus aztecus 

 adaptation to various salinities at 25°C. The control conditions 



were 15°/ooS and 32°C 



118 



