r 



li— lllgf 



w 9 m> '//^4^^ 7J)cc\ or 



Machine* Jteel, 

 Tarns Cor. + Depth 



Shot or lead 

 Bottom • 



Bottom tempera Lure 



No. of tliennrmt.eter Cor, 

 Corrected ten inert t- I uvr 



Air J f 2 Surface Drift 



Trawl or dredge 



/2 *»~W 



0 

 100 

 200 

 UflU 

 400 

 600 

 000 

 700 

 800 

 000 



1CKH1 



1100 

 12(iiJ 



i: 



1400 

 1500 

 uioo 



1700 



1000 

 2000 

 2100 

 2300 

 3300 



I'J 



Mr 2 "30 

 S~3o 

 8'±5\ 



/?- W 



3/- m 



3 7' fS 

 30-SS 



3i'tS 



/ 



