AT DEPTH OF 700 FATHOMS = 38”-l 
Oceanic Cixcolatioii. Map Q 
EXPLANATION OF COLOURIN 
6000 feet 
ContouTH shcnrim 
1000 
1500 
‘er sIlowh thus 
nhown in Blue thus 
[/?E -m 
f/n’n ^ ll 
\4 iM 
■0 
^ A 
