4 



Aitrchinr. 

 Turns /<fl$ Cor. + / S 



No. of thrrmutfi f'ter 



Corrected teniparatitrfi 



Mr ffffi Sitrfaoe *f £ 



Trawl or dredge 



for* 3^ 

 Depth z\ / 



Cor. — 



SOUNtJU-Ki wg» 



?7 w 

 to I* 



/ 0 u 



TUIlN.%, 



V 671 



400 



500 



r« » . 



700 

 &x> 

 </oo 



!<>," > 

 I IOO 



I'JOO 



J3'" > 



1500 

 i6oo 

 171x3 

 l di 1. j 

 tfyoo 

 1?Ock> 

 VlOO 



2300 

 3400 



DREDGE ROPE. 



L«OWN. 



5 



