hat, 



TarL </ f Car. i if- 

 Sha/ or lead J J /.£ 

 Bottom {(<K y jP 



BoUom /. m ficrat a i < . 

 jYv. of 'J'hcrnhamclvr J~ > 0 

 Carnr/t'i h tn f >< -rata re */J t 

 ,lir \t J Surface (f"> 



Trnirl or dredge, or tangle* 



Depth J~ i_ 



t -a\ 



Drift. 



,^ SOUNDING WIRE. | 



I UN'S. 



DREDGE ROPE. 



;7 ' tn.ws. 



UP. 



DOW*, 





y 



f 0 w * - o 















200 











3«i 

 ,\oo 









500 









Goo 









700 











Moo 











900 











I0QO 











1 loo 



1 20u 











J ^OO 











I4OO 











1 V K 1 











1600 











I700 











1800 



I0OO 











aooo 









2ioo 











231 





















2400 







