i i—um 



SOUNDING WIRES, 



FMS. 



DREDGING CABLE. 



<??M« Down. 



Up. 





Down. 



Up. iif M. 



* 













a 



/ „ 



*■ / 





j 



L 3 <" 















100 



























200 



























mm 



























400 



























: 



























turn 



























100 



























«oo 



























'.Hill 



























1000 



























1100 



























1800 



























1300 



























1400 



























1500 



























1000 



























1700 



























1HO0 



























1000 



























LMI00 



























2100 



























won 



























SS00 



























2400 



























mo 



























MjQO 



























2700 



























2800 



























21100 



























8000 



























aiUO 



























H200 



























:t;mo 



























6400 



























:;:.oo 



























8600 



























8700 



























8800 



























mm 



























1001) 



























•1100 



























-1200 



























45IOO 















































































UllllJ 



























-Willi 



























4MMI 



























4900 















