SOUNDING WYRY, DREDGING (J ABLE. 



(/?M.Down. Bp, 







_M. Down. 



Up. 















0 



















































200 



























BOO 



























400 



























500 



























000 



























701} 



























Slid 



























m) 



























1000 



























1100 



























I sou 



























1800 



























uoo 





















































1000 



























1700 



























1800 



























1000 



























2noo 



























2100 



























2200 



























33100 



























2400 



























SfiOO 



























2000 



























2700 



























2800 



























UttOU 



























8000 



























8100 



























:!2tni 



























ilHOtl 



























MOO 



























8500 



























woo 



























UTllO 



























jtooo 



























liOOII 



























loon 



























in"' 



























4200 



























. 4ik)0 



























■1400 



























t" 



























IlilHl 



























i*W 



























4K00 



























4000 















