1 ••. 



jYo. £3S~$ Ui't ~ Oatr 



Manhinr. /tel. 

 Turn* Cor 4 Depth ?0 jC+ 



<hr/t or lead > 

 Bottom j^ i4 

 Bottom tcmperatittre J 

 M. of thcnFwmeUr 

 ( 'orrrclnl t*m/» niht nt $ £ 7 

 Air r I Snrf(wi> t ~*^> 



Trawl or dredge 



Cor. 6 



Drift 



SOUNDING WIRE. 



DOWN, 



I 



4 



i 



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300 



400 

 >J>> 



700 

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